Aluminum Frame Greenhouse Kits

The Riga IIIs Greenhouse Kit offer superior quality, strength, and insulation. The Riga IIIs Greenhouse - 81 sq.ft.: 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 72" high): over all size: 7'8" w x 10'6" long x 7.2" high. The Riga IIIs Premium Kit also includes a base, a top shelf and a bottom shelf.
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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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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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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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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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This classic Victorian Greenhouse kit provides the optimum environment for gardening year round while adding a stately presence to any backyard setting.
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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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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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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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The Junior Orangerie is the most unusual greenhouse on the market today. The elegant black framework and appealing 'T' shape make the Orangerie a focal point in any yard. European engineering combined with 5' side walls and 8'2" peak height give the gardener a comfortable 114 sq ft interior. Perfect for a workspace or sunroom. The greenhouse comes with 2 automatic roof openers, a roof gutter system, and sliding glass door. This is truly a must see, must have gardener's dream.
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The Riga IV Greenhouses Kit offer superior quality, strength, and insulation. The Riga IV Greenhouse Kit is 135 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 79" high): over all size: 9'8" w x 14' long x 7'9" high. The Riga IV Greenhouse Kit - Premium Package. Includes 1 Top Shelf (14" deep), 1 Lower Shelf (25" deep), and 1 Base Kit. 9' 8" x 14'
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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!

Learn More

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!

Learn More

This classic Victorian Greenhouse kit provides the optimum environment for gardening year round while adding a stately presence to any backyard setting.
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This classic Victorian Greenhouse kit provides the optimum environment for gardening year round while adding a stately presence to any backyard setting.
Learn More

The Riga V Greenhouses Kit offer superior quality, strength, and insulation. It is 165 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; 4 Roof Windows 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 17'6" long x 7'9" high. The Riga V Greenhouse Kit - Premium Package. Includes 1 Top Shelf (14" deep), 1 Lower Shelf (25" deep), and 1 Base Kit. 9' 8" x 17' 2"
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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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The Victorian Greenhouse is one of the premier greenhouses in the “Helios” line of greenhouses from Janssens of Belgium. This company has been making high-end glass greenhouses for over 30 years. Since the introduction of the Victorian model, in 1999, they have become a leading supplier of this style of greenhouse in Europe. We are proud to now be the USA distributor of this very fine greenhouse.

The 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.

Janssens has not only improved on the overall design of this style of greenhouse, they have improved the internal growing environment, and done all of this at a better price than others.

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The Riga XL 6 is 14' W x 19' 10" L x 9'10" H. 280 Square Feet.

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.

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