8×8 Greenhouse Kit Have Everything You Need for Your Year-Round Gardening?
The Ascent 8×8 Greenhouse Kit will change the way you garden. It's made for both new and experienced growers. This greenhouse is built to last in harsh climates and is very easy to use. It also has great insulation and durability, so your plants will do well all year. The Ascent 8×8 Greenhouse Kit is beautiful, sturdy, and functional and it doesn't cost a lot of money. It's almost 8 feet tall, has a sleek design, and has many advance features.
BENEFITS
- Extremely Long-lasting and Robust: With a strong 1.6mm profile aluminum frame, the Ascent greenhouse is stronger than its competitors, so it can be used in even the harshest conditions. The snow load kit that comes with the greenhouse makes it stronger and more durable, so it will last all winter.
- Better Insulation for Ideal Growing Conditions: The greenhouse's 6mm twin-wall polycarbonate panels give it an amazing R-VALUE of 1.54 and a U-VALUE of 0.65, which means it keeps plants warm and safe during the winter. This level of thickness and protection is great for winter, and it will help your plants grow all year.
- User-Friendly Design and Ventilation: The Ascent greenhouse has two roof windows for airflow, a gliding double-door system with hanging doors to keep them from getting stuck, and strong nylon door wheels. When you add a full base kit and rain gutters to these features, you get an easy-to-assemble, well-ventilated greenhouse that makes gardening a breeze.
SPECIFICATIONS
Frame | Heavy Duty Aluminum |
Color | Powder-Coated Green |
Panels | 6mm 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: 8'2" W x 8'2" L x 7'9" H
- Door Width: 42"

GRANDIO GREENHOUSE MATERIALS VS OTHER BRANDS

WHAT'S INCLUDED IN THE PACKAGE?
Basic Kit Includes:
- 6mm Twin-Wall Panels
- (2) Roof Windows
- Rain Gutters
- Base Kit
- Snow Load Kit
Optional Premium Kit Includes:
- 6mm Twin-Wall Panels
- (2) Roof Window
- Rain Gutters
- Base Kit
- Snow Load Kit
- (2) Auto Roof Vent Openers
- (1) Pack of 10 Plant Hangers
- (1) Trellis Kit
- (1) Drip Kit
- (1) 8 oz. Brillianize Cleaner
ASSEMBLY VIDEO
Optional Accessories
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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. |
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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. |
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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. |
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Louver Window – add more ventilation to your greenhouse. Louver window frame comes powder coated in green, with 6mm twin wall polycarbonate panels. |
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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. |
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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. |
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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. |
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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.