Greenhouse Kits at Epic Greenhouses

This beautiful barn-style greenhouse gives you a year-round growing space with a heavy-duty aluminum frame and 10mm twin-wall polycarbonate panels.

Engineered to perform in harsh environments, the Grandio Summit's rugged durability makes it one of the most insulated greenhouses on the market. Its barn shape design is both elegant and functional, allowing plenty of growing space while looking great in your yard.

Made to meet the highest standards of hobby and professional gardeners alike, the 1.6mm profile aluminum frame provides a stronger and more durable build than its competitors.

The Summit’s range of features and accessories provides a well ventilated growing space with ample roof windows and re-engineered sliding double doors. The UV-protected 10mm paneling has an (R) value of 1.89* and heat loss (U) value of 0.53, allowing for optimal insulation in all climates.

The doors are hung from above which eliminates jamming and the door wheels are made from high-quality nylon for durability. The door wheel bolt is turned from solid brass with a smooth shank to reduce wear. The doors come standard with heavy-duty lockable door handles and included key.

Carefully engineered to the highest standards, gardeners of all types will love the combination of strength, quality, performance, and value that Grandio Greenhouses are known for.

Reach the Summit with Grandio!

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From the deserts of Arizona to the snowfields of Alaska you won't find a better greenhouse for a better price. Made with an exclusive double-wall design, called "Therma-Truss". Provides 10 times the insulating properties of single-pane glass.
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This beautiful barn-style greenhouse gives you a year-round growing space with a heavy-duty aluminum frame and 10mm twin-wall polycarbonate panels.

Engineered to perform in harsh environments, the Grandio Summit's rugged durability makes it one of the most insulated greenhouses on the market. Its barn shape design is both elegant and functional, allowing plenty of growing space while looking great in your yard.

Made to meet the highest standards of hobby and professional gardeners alike, the 1.6mm profile aluminum frame provides a stronger and more durable build than its competitors.

The Summit’s range of features and accessories provides a well ventilated growing space with ample roof windows and re-engineered sliding double doors. The UV-protected 10mm paneling has an (R) value of 1.89* and heat loss (U) value of 0.53, allowing for optimal insulation in all climates.

The doors are hung from above which eliminates jamming and the door wheels are made from high-quality nylon for durability. The door wheel bolt is turned from solid brass with a smooth shank to reduce wear. The doors come standard with heavy-duty lockable door handles and included key.

Carefully engineered to the highest standards, gardeners of all types will love the combination of strength, quality, performance, and value that Grandio Greenhouses are known for.

Reach the Summit with Grandio!

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From the deserts of Arizona to the snowfields of Alaska you won't find a better greenhouse for a better price. Made with an exclusive double-wall design, called "Therma-Truss". Provides 10 times the insulating properties of single-pane glass.
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Conservatory Greenhouses Include: 
• Heavy-duty composite frame - rust, corrosion and mildew free 
• Twin-wall 3.5mm Solexx greenhouse panels (upgrade to 5mm panels for high altitude or heavy snow areas)
• 2 side bench frames, full length, 29" deep, hold 500 lbs (optional shelving available)
• Two-tiered 58" x 94" bench frame(s) in the center of the greenhouse (accessible from both sides) 
• 4 full-length hanging rods, holds 200 lbs each
• Sturdy, built-in base, requires no foundation
• 2 Large Easy Flow Louver air vents (optional solar powered openers)
• 2 doors in the G-308A Conservatory greenhouse kit and 4 doors in all larger units 
• Easy-to-assemble steel fittings
• 10-year limited warranty
• FREE delivery! (in the contiguous 48 states) 

Available Sizes
8' Conservatory Greenhouse (G-308).....16'W x 8'L x 9'6"H 
16' Conservatory Greenhouse (G-316)...16'W x 16'L x 9'6"H 
20' Conservatory Greenhouse (G-320)...16'W x 20'L x 9'6"H

Longer Conservatory Greenhouses are available through special order.

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The RIGA V is the second longest RIGA greenhouse. The RIGA is truly a European greenhouse designed to grow in the middle of winter! The RIGA is not just a season extender greenhouse. The unique RIGA design prevents snow build up, allows for maximum inside head room, and minimizes wind resistance. The RIGAs are designed, engineered, and manufactured in Germany from a company with 28 years experience. RIGAs have an amazing 15 year warranty on the frame and 10 years on the panels. Riga V Greenhouse - Basic Package. Includes 4 Roof Windows with Automatic Openers and 1 Oversized Hinged Rear Window. 9' 8" x 17' 2"
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The Riga III Greenhouses Kit offer superior quality, strength, and insulation. The Riga III Greenhouse Kit is 102 sq.ft., it has 8 mm twin-wall polycarbonate glazing on its side walls, 10 mm twin-wall polycarbonate on its front and back gables; 1 Roof Window with automatic opener, 1 large rear wall window, 1 Barn Style Door with lock (size: 30" wide x 79" high): over all size: 9'8" w x 10'6" long x 7'9" high. It also comes with 1 Top Shelf (14" deep), 1 Lower Shelf (25" deep), and 1 Base Kit.
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From the deserts of Arizona to the snowfields of Alaska you won't find a better greenhouse for a better price. Made with an exclusive double-wall design, called "Therma-Truss". Provides 10 times the insulating properties of single-pane glass.
Learn More

Manufactured in the U.S.A. for more than 30 years, Sunglo Greenhouses offer an unsurpassed combination of durability, longevity, transparency and overall value
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From the deserts of Arizona to the snowfields of Alaska you won't find a better greenhouse for a better price. Made with an exclusive double-wall design, called "Therma-Truss". Provides 10 times the insulating properties of single-pane glass.
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Conservatory Greenhouses are our largest and most spacious greenhouse kits, and popular with commercial nurseries and schools. With the tall 9’6” height of the greenhouse, seedlings to large plants and even small trees can easily be grown. Two single-tier, side benches run the length of the outer walls and a large 5' wide, double-tiered, bench frame sits in the center of the greenhouse structure with ample growing area.

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Escape to your Gardener’s Oasis greenhouse. This is our most popular greenhouse for a reason. You’ll have maximum growing area with two double-tiered, built-in bench frames providing you plenty of growing space including 8 ft. of height. All Gardener’s Oasis Greenhouse Kits come standard with a large louvered air vent and are covered with advanced double-walled Solexx™ paneling. The Oasis, like all other Solexx kits, is expandable, so if you outgrow your greenhouse you can easily expand it later. 

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From the deserts of Arizona to the snowfields of Alaska you won't find a better greenhouse for a better price. Made with an exclusive double-wall design, called "Therma-Truss". Provides 10 times the insulating properties of single-pane glass.
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The Riga IVs Greenhouses offer superior quality, strength, and insulation. The Riga IVs Greenhouse is 108 sq.ft. and comes with 8 mm twin-wall polycarbonate glazing on its side walls, 10 mm twin-wall polycarbonate on its front and back gables; 2 Roof Windows with automatic opener, 1 large rear wall window, 1 Barn Style Door with lock (size: 30" wide x 72" high): over all size: 7'8" w x 14' long x 7'2" high. The Riga IVs Greenhouse - Premium Package. Includes 1 Top Shelf (14" deep), 1 Lower Shelf (25" deep), and 1 Base Kit.
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From the deserts of Arizona to the snowfields of Alaska you won't find a better greenhouse for a better price. Made with an exclusive double-wall design, called "Therma-Truss". Provides 10 times the insulating properties of single-pane glass.
Learn More

Imported from Belgium, the luxurious Junior Victorian Greenhouse not only provides a first-class quality greenhouse environment, it also adds significant old fashion English style and beauty to your backyard. This is a classic English greenhouse designed with a long life and carefree usage in mind. The shorter 5' tall sidewall makes this Junior model less expensive and easier to heat while still featuring extra thick aluminum profiles and 4mm tempered glass for superb durability. Whether you are growing vegetables or flowers or need a frost free overwintering spot for your valuable cacti or orange trees, this beautifully designed glass greenhouse offers a solution that perfectly meets your needs.
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This beautiful barn-style greenhouse gives you a year-round growing space with a heavy-duty aluminum frame and 10mm twin-wall polycarbonate panels.

Engineered to perform in harsh environments, the Grandio Summit's rugged durability makes it one of the most insulated greenhouses on the market. Its barn shape design is both elegant and functional, allowing plenty of growing space while looking great in your yard.

Made to meet the highest standards of hobby and professional gardeners alike, the 1.6mm profile aluminum frame provides a stronger and more durable build than its competitors.

The Summit’s range of features and accessories provides a well ventilated growing space with ample roof windows and re-engineered sliding double doors. The UV-protected 10mm paneling has an (R) value of 1.89* and heat loss (U) value of 0.53, allowing for optimal insulation in all climates.

The doors are hung from above which eliminates jamming and the door wheels are made from high-quality nylon for durability. The door wheel bolt is turned from solid brass with a smooth shank to reduce wear. The doors come standard with heavy-duty lockable door handles and included key.

Carefully engineered to the highest standards, gardeners of all types will love the combination of strength, quality, performance, and value that Grandio Greenhouses are known for.

Reach the Summit with Grandio!

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Mt. Rainier 8' x 16' Greenhouse - Single Door Configuration. Includes 4 vents with automatic vent openers, Dutch doors and a base made with recycled plastic.
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Mt. Rainier 8' x 16' Greenhouse - Double Door Configuration (1 at each end). Includes 2 vents with automatic vent openers, Dutch doors and a base made with recycled plastic.
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