Grandio Elite 8x12 Greenhouse
Does the Elite 8x12 Greenhouse Kit Offer the Best Year-Round Gardening Solution?
With its sturdy design and comprehensive features, the Elite 8x12 Greenhouse Kit is made to endure tough conditions and appeal to gardeners of all skill levels. This greenhouse blends style and functionality to provide you with an all-season growing area that guarantees your plants flourish, regardless of your level of gardening experience. Its barn-style construction offers lots of space and good insulation, making it the perfect place to keep your plants healthy throughout the winter.
BENEFITS
- Sturdiness and Strength: The Elite 8x12 Greenhouse Kit is stronger than comparable models because of its 1.6mm aluminum frame, which guarantees stability in the face of strong winds, heavy snowfall, and other weather conditions. This sturdy structure is perfect for long-term usage because it won't bend, melt, or break like PVC-based greenhouses do.
- Improved Winter Protection and Insulation: With a remarkable R-VALUE of 1.89 and U-VALUE of 0.53 that keep heat in and cold out, the 10mm twin-wall polycarbonate panels offer superior winter insulation. This degree of insulation permits longer growth seasons and guarantees that your plants are shielded from the cold.
- Ventilation and Accessibility: Wide, sliding double doors that hang from above the Elite greenhouse ensure a smooth entry and remove jamming problems. The greenhouse's three roof windows and rain gutters maximize ventilation and drainage, preserving a healthy atmosphere.
- Everything You Need for All-Weather Gardening: This greenhouse is prepared for all kinds of weather thanks to its base kit, rain gutters, and snow load kit. In addition to being aesthetically pleasing, its barn-style roof makes the most of available space, allowing you to plant more vertically and horizontally.
By purchasing the Elite 8x12 Greenhouse Kit, you're making an investment in a planting area that is aesthetically beautiful, practical, and sturdy throughout the year.
SPECIFICATIONS
| Frame | Heavy Duty Aluminum |
| Color | Powder-Coated Green |
| Panels | 10mm Twin-wall UV-protected Polycarbonate |
| Doors | Bind-resistant Sliding Double doors |
| Latch | Easy-latch doors with Double-ball catch |
| Hardware | Stainless steel nuts and bolts |
| Rain Gutters | Yes |
| Ventilation | 3 Roof vents with adjustable manual openers/latches |
| Wind Rating | Withstands winds up to 76 mph* |
| Snow Rating | Maximum snow load of 25lbs./ft² of snow* |
DIMENSIONS
- Actual Size(Base Kit): 8'2" W x 12" L x 8" H
- Door Width: 44"
GRANDIO GREENHOUSE MATERIALS VS OTHER BRANDS
WHAT'S INCLUDED IN THE PACKAGE?
Basic Kit Includes:
- 10mm Twin-Wall Panels
- (3) Roof Windows
- Rain Gutters
- Base Kit
- Snow Load Kit
Optional Premium Kit Includes:
- 10mm Twin-Wall Panels
- (3) Roof Window
- Rain Gutters
- Base Kit
- Snow Load Kit
- (3) Auto Roof Vent Openers
- (1) Pack of 10 Plant Hangers
- (1) Trellis Kit
- (1) Drip Kit
- (1) 8 oz. Brillianize Cleaner
ASSEMBLY VIDEO
ELITE 8X12 GREENHOUSE KIT ASSEMBLY MANUAL
Compare Grandio Greenhouse Models
| Feature |
 Grandio Elite 8x12 Greenhouse |
 Grandio Element 6x12 Greenhouse |
 Grandio Summit 12x8 Greenhouse |
|---|---|---|---|
| Total Area | 96 sq ft | 72 sq ft | 96 sq ft |
| Peak Height | 8' | 7'1.75" | 9.25' |
| Sidewall Height | 5'5" | 5'5" | 5'5" |
| Frame Material | Heavy-duty aluminum | Heavy-duty aluminum | Heavy-duty aluminum |
| Panel Material | 10mm Twin-wall UV-protected Polycarbonate | 10mm Twin-wall UV-protected Polycarbonate | 10 mm Twin-wall UV-protected Polycarbonate |
| Latch | Easy-latch doors with double-ball catch | Easy-latch doors with double-ball catch | Magnetic latch doors with key lock |
| Door Type | Sliding Double | Sliding Double | Sliding Double |
| Ventilation | (3) Roof vents | (3) Roof vents | (4) Roof vents |
| Warranty | Lifetime frame / 10-year panels | Lifetime frame / 10-year panels | Lifetime frame / 10-year panels |
Compare with Other Greenhouse Brands
| Feature |
Grandio Elite 8x12 Greenhouse |
Riverstone Monticello Black Premium Greenhouse |
EZ-Fit Greenhouse Kit |
Little Cottage Co. Colonial Gable Greenhouse |
|---|---|---|---|---|
| Size | 8x8, 8x12, 8x16, 8x20, 8x24 | 8x8, 8x12, 8x16, 8x20, 8x24 | 8x8, 8x10, 8x12, 10x12, 10x14, 10x16, 12x16, 12x20, 12x24 | 8x8, 8x12, 8x16, 10x12, 10x14, 10x16 |
| Frame Material | Powder-coated heavy-duty aluminum (1.6 mm thick) | Commercial-grade extruded aluminum (black powder-coated) | LP SmartSide® engineered wood siding with treated wood frame | LP SmartSide® engineered wood siding with treated wood frame |
| Panel Material | 10mm Twin-wall Polycarbonate | 8mm Twin-wall Polycarbonate | Corrugated polycarbonate roofing panels | Corrugated polycarbonate roofing panels |
| Door Type | Sliding double doors | Hinged double doors | Single door with 2 transom windows (Optional Double Door Available) |
Colonial Dutch door with 1 transom window |
| Ventilation | 3 roof vents | 1 Automatic roof vent(s) | Operable windows (with screens) + 2 gable-end air vents | Operable windows (with screens) + 2 gable-end air vents |
| Color | Green powder-coat aluminum frame • clear polycarbonate panels | Black powder-coat aluminum frame • clear polycarbonate panels | Primed and ready to paint | Primed and ready to paint |
| Included Accessories | Rain gutters, snow load kit, anchoring kit | Rain gutters, roof vent, base kit | Shelves on 3 sides | Shelves on 3 sides, hanging rods, 2 louvers |
Optional Accessories
 |
Drain Kit - Downspout for Grandio Greenhouse Gutter Systems, designed for installation at each of the four corners of the greenhouse. It’s made to be installed directly into the aluminum frame and gutter of the greenhouse. The easy-to-install downspout drain kit includes (4) 20mm black pipes, (4) gutter attachment gaskets, and (4) side wall brackets with screws. One kit has everything needed to add downspouts to a Grandio Greenhouse. |
 |
Automatic Roof Vent Opener - Automatically opens and closes the roof vent window based on temperature changes. The opener contains a metal cylinder with a mineral that expands when heated, pushing a piston to open the vent. When the temperature cools, the mineral contracts, and a spring closes the vent, resetting the piston. The vent opens and closes gradually, allowing the right amount of airflow for cooling. |
 |
Auto Louver Window Opener - Automatically opens and closes the louver window as the temperature changes. The opener has a metal cylinder with a mineral that expands when heated, pushing a piston to open the vent. As the temperature cools, the mineral contracts, and a spring closes the vent and resets the piston. The vent opens and closes gradually, providing just the right amount of airflow for cooling. This Auto Louver Opener attaches to the left side of your louver window. |
 |
Louver Window - add more ventilation to your greenhouse. Louver window frame comes powder coated in green, with 6mm twin wall polycarbonate panels. |
 |
The Drip Irrigation Watering Kit - is a water-efficient system designed for shrubs, trees, flowers, and bushes, covering up to 150 square feet with easy expandability. It's a DIY-friendly installation with no gluing required, using high-quality UV-resistant materials. The kit includes 24 pressure-compensating drippers (20 at 1 GPH, 2 at 2 GPH, and 2 at 4 GPH) for consistent water delivery to plant roots. A backflow preventer ensures water safety by preventing siphoning into the main supply. |
 |
Moisture Control Kit - featuring Anti Dust Tape and Waterproof All-Weather Silicone Caulk, protects your Grandio Greenhouse from insects, dirt, mold, and algae. The tape's 45-micron filters allow condensation to escape while preventing algae and mold growth with a fungicidal coating. Combined with the silicone caulk, this kit ensures long-lasting protection and maintains the greenhouse's pristine condition. |
 |
Shade Net - are essential for regulating greenhouse temperatures, especially during sunny spring, autumn, and summer days. Designed to reduce intense sunlight by 50%, they help keep your greenhouse cooler and prevent overheating. |
 |
Plant Hangers - These versatile plastic hangers are designed for greenhouse use, supporting shade cloths, hanging baskets with quarter-inch hooks, and stringing taller plants or vines. Easy to install, they simply twist into the roof rafter channels. |
 |
Frame to Base Brackets - enhance greenhouse stability by securing the frame to the base, offering extra support against wind and severe weather. Each pack includes 4 EZ1 wall-to-base brackets, 4 EZ2 inner base brackets, and 16 bolt-and-nut combos. |
SHIPPING INFO
Lead Time is 1 to 2 days. Orders typically arrive within 1-7 business days, depending on your location:
- West: 2-4 days
- Northwest: 1-3 days
- Southwest: 3-5 days
- Midwest: 4-6 days
- East: 5-7 days
Note: Delivery times are estimates and exclude order processing time. Delays may occur due to weather or carrier issues.
Frequently Asked Questions
What sizes are available for the Grandio Elite Greenhouse?
The Grandio Elite Greenhouse comes in sizes 8x8, 8x12, 8x16, 8x20, and 8x24. All models share the same barn-style design with a tall 8′ peak height and thick 10 mm twin-wall polycarbonate panels.
How strong is the Grandio Elite greenhouse frame?
It features a heavy-duty 1.6 mm powder-coated aluminum frame with cross-roof truss and corner bracing. This design supports winds up to 76 mph and snow loads up to 25 lb/ft².
What type of panels does the Elite use?
The greenhouse is equipped with 10 mm twin-wall UV-protected polycarbonate panels, which provide an R-value of 1.89 and a U-value of 0.53 for superior insulation and energy efficiency.
Will I get good ventilation in the Elite greenhouse?
Yes. Ventilation varies slightly by size but typically includes 2–6 roof vents with adjustable manual openers. Larger models include more vents for enhanced airflow.
Are the doors easy to use?
Absolutely. The Elite features sliding double doors hung from above on nylon wheels with brass bolts—this prevents jamming and provides a large, smooth-operating entry. The latch uses a double-ball easy-catch mechanism.
What’s included in the basic Elite greenhouse kit?
All Elite models include a steel base kit, rain gutters, snow load kit, roof windows, and all necessary stainless steel hardware. Premium kit upgrades may add automatic roof vent openers, trellis kits, plant hangers, drip systems, and cleaning supplies.
Can I expand the Elite greenhouse later?
Yes. The Grandio Elite is designed to be expandable in 4-foot increments, allowing you to grow your greenhouse along with your needs.
Does the Grandio Elite come with a warranty?
Yes—Grandio offers a lifetime warranty on the aluminum frame and 10-year coverage on the polycarbonate panels.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Grandio Elite 8x12 Greenhouse
Grandio Elite 8x12 Greenhouse
Does the Elite 8x12 Greenhouse Kit Offer the Best Year-Round Gardening Solution?
With its sturdy design and comprehensive features, the Elite 8x12 Greenhouse Kit is made to endure tough conditions and appeal to gardeners of all skill levels. This greenhouse blends style and functionality to provide you with an all-season growing area that guarantees your plants flourish, regardless of your level of gardening experience. Its barn-style construction offers lots of space and good insulation, making it the perfect place to keep your plants healthy throughout the winter.
BENEFITS
- Sturdiness and Strength: The Elite 8x12 Greenhouse Kit is stronger than comparable models because of its 1.6mm aluminum frame, which guarantees stability in the face of strong winds, heavy snowfall, and other weather conditions. This sturdy structure is perfect for long-term usage because it won't bend, melt, or break like PVC-based greenhouses do.
- Improved Winter Protection and Insulation: With a remarkable R-VALUE of 1.89 and U-VALUE of 0.53 that keep heat in and cold out, the 10mm twin-wall polycarbonate panels offer superior winter insulation. This degree of insulation permits longer growth seasons and guarantees that your plants are shielded from the cold.
- Ventilation and Accessibility: Wide, sliding double doors that hang from above the Elite greenhouse ensure a smooth entry and remove jamming problems. The greenhouse's three roof windows and rain gutters maximize ventilation and drainage, preserving a healthy atmosphere.
- Everything You Need for All-Weather Gardening: This greenhouse is prepared for all kinds of weather thanks to its base kit, rain gutters, and snow load kit. In addition to being aesthetically pleasing, its barn-style roof makes the most of available space, allowing you to plant more vertically and horizontally.
By purchasing the Elite 8x12 Greenhouse Kit, you're making an investment in a planting area that is aesthetically beautiful, practical, and sturdy throughout the year.
SPECIFICATIONS
| Frame | Heavy Duty Aluminum |
| Color | Powder-Coated Green |
| Panels | 10mm Twin-wall UV-protected Polycarbonate |
| Doors | Bind-resistant Sliding Double doors |
| Latch | Easy-latch doors with Double-ball catch |
| Hardware | Stainless steel nuts and bolts |
| Rain Gutters | Yes |
| Ventilation | 3 Roof vents with adjustable manual openers/latches |
| Wind Rating | Withstands winds up to 76 mph* |
| Snow Rating | Maximum snow load of 25lbs./ft² of snow* |
DIMENSIONS
- Actual Size(Base Kit): 8'2" W x 12" L x 8" H
- Door Width: 44"
GRANDIO GREENHOUSE MATERIALS VS OTHER BRANDS
WHAT'S INCLUDED IN THE PACKAGE?
Basic Kit Includes:
- 10mm Twin-Wall Panels
- (3) Roof Windows
- Rain Gutters
- Base Kit
- Snow Load Kit
Optional Premium Kit Includes:
- 10mm Twin-Wall Panels
- (3) Roof Window
- Rain Gutters
- Base Kit
- Snow Load Kit
- (3) Auto Roof Vent Openers
- (1) Pack of 10 Plant Hangers
- (1) Trellis Kit
- (1) Drip Kit
- (1) 8 oz. Brillianize Cleaner
ASSEMBLY VIDEO
ELITE 8X12 GREENHOUSE KIT ASSEMBLY MANUAL
Compare Grandio Greenhouse Models
| Feature |
Grandio Elite 8x12 Greenhouse |
Grandio Element 6x12 Greenhouse |
Grandio Summit 12x8 Greenhouse |
|---|---|---|---|
| Total Area | 96 sq ft | 72 sq ft | 96 sq ft |
| Peak Height | 8' | 7'1.75" | 9.25' |
| Sidewall Height | 5'5" | 5'5" | 5'5" |
| Frame Material | Heavy-duty aluminum | Heavy-duty aluminum | Heavy-duty aluminum |
| Panel Material | 10mm Twin-wall UV-protected Polycarbonate | 10mm Twin-wall UV-protected Polycarbonate | 10 mm Twin-wall UV-protected Polycarbonate |
| Latch | Easy-latch doors with double-ball catch | Easy-latch doors with double-ball catch | Magnetic latch doors with key lock |
| Door Type | Sliding Double | Sliding Double | Sliding Double |
| Ventilation | (3) Roof vents | (3) Roof vents | (4) Roof vents |
| Warranty | Lifetime frame / 10-year panels | Lifetime frame / 10-year panels | Lifetime frame / 10-year panels |
Compare with Other Greenhouse Brands
| Feature |
Grandio Elite 8x12 Greenhouse |
Riverstone Monticello Black Premium Greenhouse |
EZ-Fit Greenhouse Kit |
Little Cottage Co. Colonial Gable Greenhouse |
|---|---|---|---|---|
| Size | 8x8, 8x12, 8x16, 8x20, 8x24 | 8x8, 8x12, 8x16, 8x20, 8x24 | 8x8, 8x10, 8x12, 10x12, 10x14, 10x16, 12x16, 12x20, 12x24 | 8x8, 8x12, 8x16, 10x12, 10x14, 10x16 |
| Frame Material | Powder-coated heavy-duty aluminum (1.6 mm thick) | Commercial-grade extruded aluminum (black powder-coated) | LP SmartSide® engineered wood siding with treated wood frame | LP SmartSide® engineered wood siding with treated wood frame |
| Panel Material | 10mm Twin-wall Polycarbonate | 8mm Twin-wall Polycarbonate | Corrugated polycarbonate roofing panels | Corrugated polycarbonate roofing panels |
| Door Type | Sliding double doors | Hinged double doors | Single door with 2 transom windows (Optional Double Door Available) |
Colonial Dutch door with 1 transom window |
| Ventilation | 3 roof vents | 1 Automatic roof vent(s) | Operable windows (with screens) + 2 gable-end air vents | Operable windows (with screens) + 2 gable-end air vents |
| Color | Green powder-coat aluminum frame • clear polycarbonate panels | Black powder-coat aluminum frame • clear polycarbonate panels | Primed and ready to paint | Primed and ready to paint |
| Included Accessories | Rain gutters, snow load kit, anchoring kit | Rain gutters, roof vent, base kit | Shelves on 3 sides | Shelves on 3 sides, hanging rods, 2 louvers |
Optional Accessories
|
Drain Kit - Downspout for Grandio Greenhouse Gutter Systems, designed for installation at each of the four corners of the greenhouse. It’s made to be installed directly into the aluminum frame and gutter of the greenhouse. The easy-to-install downspout drain kit includes (4) 20mm black pipes, (4) gutter attachment gaskets, and (4) side wall brackets with screws. One kit has everything needed to add downspouts to a Grandio Greenhouse. |
|
|
Automatic Roof Vent Opener - Automatically opens and closes the roof vent window based on temperature changes. The opener contains a metal cylinder with a mineral that expands when heated, pushing a piston to open the vent. When the temperature cools, the mineral contracts, and a spring closes the vent, resetting the piston. The vent opens and closes gradually, allowing the right amount of airflow for cooling. |
|
|
Auto Louver Window Opener - Automatically opens and closes the louver window as the temperature changes. The opener has a metal cylinder with a mineral that expands when heated, pushing a piston to open the vent. As the temperature cools, the mineral contracts, and a spring closes the vent and resets the piston. The vent opens and closes gradually, providing just the right amount of airflow for cooling. This Auto Louver Opener attaches to the left side of your louver window. |
|
|
Louver Window - add more ventilation to your greenhouse. Louver window frame comes powder coated in green, with 6mm twin wall polycarbonate panels. |
|
|
The Drip Irrigation Watering Kit - is a water-efficient system designed for shrubs, trees, flowers, and bushes, covering up to 150 square feet with easy expandability. It's a DIY-friendly installation with no gluing required, using high-quality UV-resistant materials. The kit includes 24 pressure-compensating drippers (20 at 1 GPH, 2 at 2 GPH, and 2 at 4 GPH) for consistent water delivery to plant roots. A backflow preventer ensures water safety by preventing siphoning into the main supply. |
|
|
Moisture Control Kit - featuring Anti Dust Tape and Waterproof All-Weather Silicone Caulk, protects your Grandio Greenhouse from insects, dirt, mold, and algae. The tape's 45-micron filters allow condensation to escape while preventing algae and mold growth with a fungicidal coating. Combined with the silicone caulk, this kit ensures long-lasting protection and maintains the greenhouse's pristine condition. |
|
|
Shade Net - are essential for regulating greenhouse temperatures, especially during sunny spring, autumn, and summer days. Designed to reduce intense sunlight by 50%, they help keep your greenhouse cooler and prevent overheating. |
|
|
Plant Hangers - These versatile plastic hangers are designed for greenhouse use, supporting shade cloths, hanging baskets with quarter-inch hooks, and stringing taller plants or vines. Easy to install, they simply twist into the roof rafter channels. |
|
|
Frame to Base Brackets - enhance greenhouse stability by securing the frame to the base, offering extra support against wind and severe weather. Each pack includes 4 EZ1 wall-to-base brackets, 4 EZ2 inner base brackets, and 16 bolt-and-nut combos. |
SHIPPING INFO
Lead Time is 1 to 2 days. Orders typically arrive within 1-7 business days, depending on your location:
- West: 2-4 days
- Northwest: 1-3 days
- Southwest: 3-5 days
- Midwest: 4-6 days
- East: 5-7 days
Note: Delivery times are estimates and exclude order processing time. Delays may occur due to weather or carrier issues.
Frequently Asked Questions
What sizes are available for the Grandio Elite Greenhouse?
The Grandio Elite Greenhouse comes in sizes 8x8, 8x12, 8x16, 8x20, and 8x24. All models share the same barn-style design with a tall 8′ peak height and thick 10 mm twin-wall polycarbonate panels.
How strong is the Grandio Elite greenhouse frame?
It features a heavy-duty 1.6 mm powder-coated aluminum frame with cross-roof truss and corner bracing. This design supports winds up to 76 mph and snow loads up to 25 lb/ft².
What type of panels does the Elite use?
The greenhouse is equipped with 10 mm twin-wall UV-protected polycarbonate panels, which provide an R-value of 1.89 and a U-value of 0.53 for superior insulation and energy efficiency.
Will I get good ventilation in the Elite greenhouse?
Yes. Ventilation varies slightly by size but typically includes 2–6 roof vents with adjustable manual openers. Larger models include more vents for enhanced airflow.
Are the doors easy to use?
Absolutely. The Elite features sliding double doors hung from above on nylon wheels with brass bolts—this prevents jamming and provides a large, smooth-operating entry. The latch uses a double-ball easy-catch mechanism.
What’s included in the basic Elite greenhouse kit?
All Elite models include a steel base kit, rain gutters, snow load kit, roof windows, and all necessary stainless steel hardware. Premium kit upgrades may add automatic roof vent openers, trellis kits, plant hangers, drip systems, and cleaning supplies.
Can I expand the Elite greenhouse later?
Yes. The Grandio Elite is designed to be expandable in 4-foot increments, allowing you to grow your greenhouse along with your needs.
Does the Grandio Elite come with a warranty?
Yes—Grandio offers a lifetime warranty on the aluminum frame and 10-year coverage on the polycarbonate panels.
Original: $3,499.00
-65%$3,499.00
$1,224.65Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Does the Elite 8x12 Greenhouse Kit Offer the Best Year-Round Gardening Solution?
With its sturdy design and comprehensive features, the Elite 8x12 Greenhouse Kit is made to endure tough conditions and appeal to gardeners of all skill levels. This greenhouse blends style and functionality to provide you with an all-season growing area that guarantees your plants flourish, regardless of your level of gardening experience. Its barn-style construction offers lots of space and good insulation, making it the perfect place to keep your plants healthy throughout the winter.
BENEFITS
- Sturdiness and Strength: The Elite 8x12 Greenhouse Kit is stronger than comparable models because of its 1.6mm aluminum frame, which guarantees stability in the face of strong winds, heavy snowfall, and other weather conditions. This sturdy structure is perfect for long-term usage because it won't bend, melt, or break like PVC-based greenhouses do.
- Improved Winter Protection and Insulation: With a remarkable R-VALUE of 1.89 and U-VALUE of 0.53 that keep heat in and cold out, the 10mm twin-wall polycarbonate panels offer superior winter insulation. This degree of insulation permits longer growth seasons and guarantees that your plants are shielded from the cold.
- Ventilation and Accessibility: Wide, sliding double doors that hang from above the Elite greenhouse ensure a smooth entry and remove jamming problems. The greenhouse's three roof windows and rain gutters maximize ventilation and drainage, preserving a healthy atmosphere.
- Everything You Need for All-Weather Gardening: This greenhouse is prepared for all kinds of weather thanks to its base kit, rain gutters, and snow load kit. In addition to being aesthetically pleasing, its barn-style roof makes the most of available space, allowing you to plant more vertically and horizontally.
By purchasing the Elite 8x12 Greenhouse Kit, you're making an investment in a planting area that is aesthetically beautiful, practical, and sturdy throughout the year.
SPECIFICATIONS
| Frame | Heavy Duty Aluminum |
| Color | Powder-Coated Green |
| Panels | 10mm Twin-wall UV-protected Polycarbonate |
| Doors | Bind-resistant Sliding Double doors |
| Latch | Easy-latch doors with Double-ball catch |
| Hardware | Stainless steel nuts and bolts |
| Rain Gutters | Yes |
| Ventilation | 3 Roof vents with adjustable manual openers/latches |
| Wind Rating | Withstands winds up to 76 mph* |
| Snow Rating | Maximum snow load of 25lbs./ft² of snow* |
DIMENSIONS
- Actual Size(Base Kit): 8'2" W x 12" L x 8" H
- Door Width: 44"
GRANDIO GREENHOUSE MATERIALS VS OTHER BRANDS
WHAT'S INCLUDED IN THE PACKAGE?
Basic Kit Includes:
- 10mm Twin-Wall Panels
- (3) Roof Windows
- Rain Gutters
- Base Kit
- Snow Load Kit
Optional Premium Kit Includes:
- 10mm Twin-Wall Panels
- (3) Roof Window
- Rain Gutters
- Base Kit
- Snow Load Kit
- (3) Auto Roof Vent Openers
- (1) Pack of 10 Plant Hangers
- (1) Trellis Kit
- (1) Drip Kit
- (1) 8 oz. Brillianize Cleaner
ASSEMBLY VIDEO
ELITE 8X12 GREENHOUSE KIT ASSEMBLY MANUAL
Compare Grandio Greenhouse Models
| Feature |
Grandio Elite 8x12 Greenhouse |
Grandio Element 6x12 Greenhouse |
Grandio Summit 12x8 Greenhouse |
|---|---|---|---|
| Total Area | 96 sq ft | 72 sq ft | 96 sq ft |
| Peak Height | 8' | 7'1.75" | 9.25' |
| Sidewall Height | 5'5" | 5'5" | 5'5" |
| Frame Material | Heavy-duty aluminum | Heavy-duty aluminum | Heavy-duty aluminum |
| Panel Material | 10mm Twin-wall UV-protected Polycarbonate | 10mm Twin-wall UV-protected Polycarbonate | 10 mm Twin-wall UV-protected Polycarbonate |
| Latch | Easy-latch doors with double-ball catch | Easy-latch doors with double-ball catch | Magnetic latch doors with key lock |
| Door Type | Sliding Double | Sliding Double | Sliding Double |
| Ventilation | (3) Roof vents | (3) Roof vents | (4) Roof vents |
| Warranty | Lifetime frame / 10-year panels | Lifetime frame / 10-year panels | Lifetime frame / 10-year panels |
Compare with Other Greenhouse Brands
| Feature |
Grandio Elite 8x12 Greenhouse |
Riverstone Monticello Black Premium Greenhouse |
EZ-Fit Greenhouse Kit |
Little Cottage Co. Colonial Gable Greenhouse |
|---|---|---|---|---|
| Size | 8x8, 8x12, 8x16, 8x20, 8x24 | 8x8, 8x12, 8x16, 8x20, 8x24 | 8x8, 8x10, 8x12, 10x12, 10x14, 10x16, 12x16, 12x20, 12x24 | 8x8, 8x12, 8x16, 10x12, 10x14, 10x16 |
| Frame Material | Powder-coated heavy-duty aluminum (1.6 mm thick) | Commercial-grade extruded aluminum (black powder-coated) | LP SmartSide® engineered wood siding with treated wood frame | LP SmartSide® engineered wood siding with treated wood frame |
| Panel Material | 10mm Twin-wall Polycarbonate | 8mm Twin-wall Polycarbonate | Corrugated polycarbonate roofing panels | Corrugated polycarbonate roofing panels |
| Door Type | Sliding double doors | Hinged double doors | Single door with 2 transom windows (Optional Double Door Available) |
Colonial Dutch door with 1 transom window |
| Ventilation | 3 roof vents | 1 Automatic roof vent(s) | Operable windows (with screens) + 2 gable-end air vents | Operable windows (with screens) + 2 gable-end air vents |
| Color | Green powder-coat aluminum frame • clear polycarbonate panels | Black powder-coat aluminum frame • clear polycarbonate panels | Primed and ready to paint | Primed and ready to paint |
| Included Accessories | Rain gutters, snow load kit, anchoring kit | Rain gutters, roof vent, base kit | Shelves on 3 sides | Shelves on 3 sides, hanging rods, 2 louvers |
Optional Accessories
|
Drain Kit - Downspout for Grandio Greenhouse Gutter Systems, designed for installation at each of the four corners of the greenhouse. It’s made to be installed directly into the aluminum frame and gutter of the greenhouse. The easy-to-install downspout drain kit includes (4) 20mm black pipes, (4) gutter attachment gaskets, and (4) side wall brackets with screws. One kit has everything needed to add downspouts to a Grandio Greenhouse. |
|
|
Automatic Roof Vent Opener - Automatically opens and closes the roof vent window based on temperature changes. The opener contains a metal cylinder with a mineral that expands when heated, pushing a piston to open the vent. When the temperature cools, the mineral contracts, and a spring closes the vent, resetting the piston. The vent opens and closes gradually, allowing the right amount of airflow for cooling. |
|
|
Auto Louver Window Opener - Automatically opens and closes the louver window as the temperature changes. The opener has a metal cylinder with a mineral that expands when heated, pushing a piston to open the vent. As the temperature cools, the mineral contracts, and a spring closes the vent and resets the piston. The vent opens and closes gradually, providing just the right amount of airflow for cooling. This Auto Louver Opener attaches to the left side of your louver window. |
|
|
Louver Window - add more ventilation to your greenhouse. Louver window frame comes powder coated in green, with 6mm twin wall polycarbonate panels. |
|
|
The Drip Irrigation Watering Kit - is a water-efficient system designed for shrubs, trees, flowers, and bushes, covering up to 150 square feet with easy expandability. It's a DIY-friendly installation with no gluing required, using high-quality UV-resistant materials. The kit includes 24 pressure-compensating drippers (20 at 1 GPH, 2 at 2 GPH, and 2 at 4 GPH) for consistent water delivery to plant roots. A backflow preventer ensures water safety by preventing siphoning into the main supply. |
|
|
Moisture Control Kit - featuring Anti Dust Tape and Waterproof All-Weather Silicone Caulk, protects your Grandio Greenhouse from insects, dirt, mold, and algae. The tape's 45-micron filters allow condensation to escape while preventing algae and mold growth with a fungicidal coating. Combined with the silicone caulk, this kit ensures long-lasting protection and maintains the greenhouse's pristine condition. |
|
|
Shade Net - are essential for regulating greenhouse temperatures, especially during sunny spring, autumn, and summer days. Designed to reduce intense sunlight by 50%, they help keep your greenhouse cooler and prevent overheating. |
|
|
Plant Hangers - These versatile plastic hangers are designed for greenhouse use, supporting shade cloths, hanging baskets with quarter-inch hooks, and stringing taller plants or vines. Easy to install, they simply twist into the roof rafter channels. |
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Frame to Base Brackets - enhance greenhouse stability by securing the frame to the base, offering extra support against wind and severe weather. Each pack includes 4 EZ1 wall-to-base brackets, 4 EZ2 inner base brackets, and 16 bolt-and-nut combos. |
SHIPPING INFO
Lead Time is 1 to 2 days. Orders typically arrive within 1-7 business days, depending on your location:
- West: 2-4 days
- Northwest: 1-3 days
- Southwest: 3-5 days
- Midwest: 4-6 days
- East: 5-7 days
Note: Delivery times are estimates and exclude order processing time. Delays may occur due to weather or carrier issues.
Frequently Asked Questions
What sizes are available for the Grandio Elite Greenhouse?
The Grandio Elite Greenhouse comes in sizes 8x8, 8x12, 8x16, 8x20, and 8x24. All models share the same barn-style design with a tall 8′ peak height and thick 10 mm twin-wall polycarbonate panels.
How strong is the Grandio Elite greenhouse frame?
It features a heavy-duty 1.6 mm powder-coated aluminum frame with cross-roof truss and corner bracing. This design supports winds up to 76 mph and snow loads up to 25 lb/ft².
What type of panels does the Elite use?
The greenhouse is equipped with 10 mm twin-wall UV-protected polycarbonate panels, which provide an R-value of 1.89 and a U-value of 0.53 for superior insulation and energy efficiency.
Will I get good ventilation in the Elite greenhouse?
Yes. Ventilation varies slightly by size but typically includes 2–6 roof vents with adjustable manual openers. Larger models include more vents for enhanced airflow.
Are the doors easy to use?
Absolutely. The Elite features sliding double doors hung from above on nylon wheels with brass bolts—this prevents jamming and provides a large, smooth-operating entry. The latch uses a double-ball easy-catch mechanism.
What’s included in the basic Elite greenhouse kit?
All Elite models include a steel base kit, rain gutters, snow load kit, roof windows, and all necessary stainless steel hardware. Premium kit upgrades may add automatic roof vent openers, trellis kits, plant hangers, drip systems, and cleaning supplies.
Can I expand the Elite greenhouse later?
Yes. The Grandio Elite is designed to be expandable in 4-foot increments, allowing you to grow your greenhouse along with your needs.
Does the Grandio Elite come with a warranty?
Yes—Grandio offers a lifetime warranty on the aluminum frame and 10-year coverage on the polycarbonate panels.
