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20 Ft Greenhouse

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Greenhouse Buying Guide - Choosing The Right Greenhouse
Glass is the traditional choice of greenhouse covering for hobbyists and of the three, allows the most unfiltered light to penetrate through and is the most attractive if your greenhouse is going to.
ACF Greenhouse Buying Guide
If you are just starting seedlings or wintering over a few plants too tender for your area's winters, then a simple plastic greenhouse with few accessories other than ventilation and possibly a.
Greenhouse Buying Considerations
If you have local sources of greenhouse steel fabrication or fabricators supplying a structure, consider our firm for your operating systems.
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Compare prices and read reviews on 20 ft greenhouse from top brands like J&D, Poly-Tex, or Rhino . If you are looking for something specific, refine your search and browse through relevant products in fans. Discover product information and bargains on 17 products for 20 ft greenhouse and never feel buyer's regret again. Check out merchants like Northern Tool, eBay, or Amazon for all of your shopping needs.


  1. 20 X 20 Ft Greenhouse Kit Commercial Quonset Hoop House

    20 X 20 Ft Greenhouse Kit Commercial Quonset Hoop House

    Steel - Width: 20ft - Height: 10ft

    20 x 20 ft Greenhouse Kit Package Commercial Hoop House You can install this 20' Quonset Greenhouse Package in less than a weekend. This brand new, never assembled, commercial grade greenhouse package is 10' - 10'6" tall, depending on how far you drive it into the ground. This auction is for one brand new 20' x 20' commercial grade greenhouse package. Start your own business, and grow your own plants today! Kit includes the following: Bows (Hoops) - 1 3/8" Galvanized Steel Tubing (16 Gauge) Greenhouse bows are ...
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    In Stock

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    $922.00
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    at eBay
  2. On Sale - 10% Discount on Poly-tex Snap & Grow 8x20 Greenhouse - GreenPoly-tex Snap & Grow 8x20 Greenhouse - Green

    Poly-tex Snap & Grow 8x20 Greenhouse - Green

    Aluminum - Wood - glass

    Corrosion Resistant Frame: Heavyduty, powder-coated aluminum frame withstands both the elements and moist greenhouse conditions; Strength and Clarity: SnapGlas polycarbonate panels are virtually unbreakable, as crystal clear as glass, and 100% UV
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    In Stock

    $2,424.99 - $2,689.99
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    at 6 stores
  3. On Sale - 26% Discount on Palram HG8020 Snap & Grow Hobby Greenhouse (8 ft. x 20 ft.)Palram HG8020 Snap & Grow Hobby Greenhouse (8 ft. x 20 ft.)

    Palram HG8020 Snap & Grow Hobby Greenhouse (8 ft. x 20 ft.)

    aluminum - glass - Height: 5ft

    The new Snap & Grow Silver 8 x 20 greenhouse gives you plenty of room for your larger plants. The SmartLock connector system makes this hobby greenhouse one of the quickest and simplest on the market to set up. The tough, crystal-clear SnapGlas
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    In Stock

    $1,999.00 - $2,269.99
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    at 2 stores
  4. Shelterlogic Grow-it Greenhouse - 20ft.l X 10ft.w X 8ft.h

    Shelterlogic Grow-it Greenhouse - 20ft.l X 10ft.w X 8ft.h

    Steel - Length: 20ft - Width: 10ft - Height: 8ft

    Shelterlogic Grow-It Greenhouse - 20ft.L x 10ft.W x 8ft.H Kotula's Item #: 376602 ON ORDERS $24.99 OR MORE! (Contiguous 48 states only) Product Information:Grow-It is a compact personal greenhouse that promises quality construction at a great value. Built with an all-steel frame supporting a durable translucent heat-bonded triple-layer cover that is waterproof and UV-treated inside and out. This cover is designed to protect and provide for your plants. Ai
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    $369.99
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    at eBay
  5. Poly-Tex, Inc. Snap & Grow Greenhouse - 20ft.L x 8ft.W, 106 sq. ft., Model#

    Poly-Tex, Inc. Snap & Grow Greenhouse - 20ft.L x 8ft.W, 106 sq. ft., Model#

    Length: 20ft - Width: 8ft

    This easily assembled Snap 8; Grow Greenhouse is the perfect solution for greenthumbs that want to work their magic all year-round. With a spacious interior, the greenhouse makes a great hom...
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    In Stock

    $1,975.99 - $1,999.99
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    at 6 stores
  6. Rhino 12 X 20 Round Roof Instant Greenhouse Uv Resistant Heavy Duty Steel Frame

    Rhino 12 X 20 Round Roof Instant Greenhouse Uv Resistant Heavy Duty Steel Frame

    Plastic - Steel - Length: 20ft - Width: 12ft

    PRICE INCLUDES SHIPPING (To USA not including AK, HI, PR)12 ft. W x 20 ft. L x 8 ft H Rhino Shelter Instant Greenhouses offer the gardener easy set up, sturdy construction and an enormous amount of growing space for the price.The main cover and end doors are made from 8 oz. weight, long life, UV resistant, fire retardant (CAPI-84), waterproof, translucent, polyethylene plastic. All fabric components feature heat-welded seam construction. The diffused light that enters the greenhouse is perfect
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    $769.00
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    at eBay
  7. On Sale - 17% Discount on Shelter Logic 10' x 20' x 8' Greenhouse-in-a-boxShelter Logic 10' x 20' x 8' Greenhouse-in-a-box

    Shelter Logic 10' x 20' x 8' Greenhouse-in-a-box

    Steel - Length: 20ft - Width: 10ft - Height: 8ft

    10'x20'x8' Greenhouse-In-A-BoxTM. Easy up, Ready to Grow Compact Backyard greenhouse. Sturdy 1-3/8" all steel frame, powdered coated finish to prevent dhipping, peeling, rust and corrosion. Clearview Triple-layer, heat bonded rup-stop translucent
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    $349.99 - $420.99
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    at 6 stores
  8. Rhino 12 X 20 Peaked Roof Instant Greenhouse Uv Resistant Heavy Duty Steel Frame

    Rhino 12 X 20 Peaked Roof Instant Greenhouse Uv Resistant Heavy Duty Steel Frame

    Plastic - Steel - Length: 20ft - Width: 12ft

    12 ft. W x 20 ft. L x 8 ft H Rhino Shelter Instant Greenhouses offer the gardener easy set up, sturdy construction and an enormous amount of growing space for the price. The main cover and end doors are made from 8 oz. weight, long life, UV resistant, fire retardant (CAPI-84), waterproof, translucent, polyethylene plastic. All fabric components feature heat-welded seam construction. The diffused light that enters the greenhouse is perfect for plant growth. One end has a 36 in. door and at the other end a full ...
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    $769.00
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    at eBay
  9. J & D Mfg. Wallmaster Exhaust Fan - 48in. Dia., 20,000 CFM, 6 Wing Blade,

    J & D Mfg. Wallmaster Exhaust Fan - 48in. Dia., 20,000 CFM, 6 Wing Blade,

    The Wallmaster exhaust fan eliminates heat build up in barns, greenhouses and industrial buildings. Constructed with a sturdy 18-g. galvanized steel housing, a 1ft. x 2in. mesh intake guard and...

    In Stock

    $849.99
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    at Northern Tool
  10. J & D Mfg. Wallmaster Exhaust Fan - 50in. Dia., 20,900 CFM, 3 Wing Blade,

    J & D Mfg. Wallmaster Exhaust Fan - 50in. Dia., 20,900 CFM, 3 Wing Blade,

    The Wallmaster exhaust fan eliminates heat build up in barns, greenhouses and industrial buildings. Constructed with a sturdy 18-g. galvanized steel housing, a 1ft. x 2in. mesh intake guard and...

    In Stock

    $999.99
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    at Northern Tool
  11. J & D Mfg. Wallmaster Exhaust Fan - 50in. Dia., 20,900 CFM, 3 Wing Blade, Three-

    J & D Mfg. Wallmaster Exhaust Fan - 50in. Dia., 20,900 CFM, 3 Wing Blade, Three-

    The Wallmaster exhaust fan eliminates heat build up in barns, greenhouses and industrial buildings. Constructed with a sturdy 18-g. galvanized steel housing, a 1ft. x 2in. mesh intake guard and...

    In Stock

    $899.99
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    at Northern Tool
  12. J & D Wallmaster Exhaust Fan - 48in. Diameter, 20,000 CFM, Model# VF48GG36

    J & D Wallmaster Exhaust Fan - 48in. Diameter, 20,000 CFM, Model# VF48GG36

    The Wallmaster exhaust fan eliminates heat buildup in barns, greenhouses and industrial buildings. Constructed with a sturdy 18-g. galvanized steel housing, a 1ft. x 2in. mesh intake guard and ...

    In Stock

    $899.99
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    at Northern Tool
  13. J & D Wallmaster Exhaust Fan - 48in. Diameter, 20,000 CFM, Model# VF48GG36

    J & D Wallmaster Exhaust Fan - 48in. Diameter, 20,000 CFM, Model# VF48GG36

    The Wallmaster exhaust fan eliminates heat buildup in barns, greenhouses and industrial buildings. Constructed with a sturdy 18-g. galvanized steel housing, a 1ft. x 2in. mesh intake guard and an exhaust shutter. U.S.A. Fan Diameter (in.): 48, Air Delivery (CFM): 20,000, HP: 1, Volts: 230 / 460, Speeds (qty.): 1, Dimensions L x W x H (in.): 54 x 27 x 57, Needs to be Hardwired: Yes, Amps: 3.0 / 1.5, Speed (RPM): 475
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    $899.99
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    at Amazon
  14. J & D Mfg. Wallmaster Exhaust Fan - 50in. Dia., 20,900 CFM, 3 Wing Blade, Model# VF50GGCA

    J & D Mfg. Wallmaster Exhaust Fan - 50in. Dia., 20,900 CFM, 3 Wing Blade ...

    The Wallmaster exhaust fan eliminates heat build up in barns, greenhouses and industrial buildings. Constructed with a sturdy 18-g. galvanized steel housing, a 1ft. x 2in. mesh intake guard and an exhaust shutter. U.S.A. Fan Diameter (in.): 50, Air Delivery (CFM): 20,900, HP: 1, Volts: 115 / 230, Speeds (qty.): 1, Dimensions L x W x H (in.): 54 x 27 x 54, Needs to be Hardwired: Yes, Amps: 9.6 / 4.8, Speed (RPM): 575
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    In Stock

    $999.99
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    at Amazon
  15. J & D Mfg. Wallmaster Exhaust Fan - 48in. Dia., 20,000 CFM, 6 Wing Blade, Model# VF48GG6

    J & D Mfg. Wallmaster Exhaust Fan - 48in. Dia., 20,000 CFM, 6 Wing Blade ...

    The Wallmaster exhaust fan eliminates heat build up in barns, greenhouses and industrial buildings. Constructed with a sturdy 18-g. galvanized steel housing, a 1ft. x 2in. mesh intake guard and an exhaust shutter. U.S.A. Fan Diameter (in.): 48, Air Delivery (CFM): 20,000, HP: 1, Volts: 115 / 230, Speeds (qty.): 1, Dimensions L x W x H (in.): 54 x 27 x 54, Needs to be Hardwired: Yes, Amps: 9.6 / 4.8, Speed (RPM): 475
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    In Stock

    $849.99
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    at Amazon
  16. J & D Mfg. Wallmaster Exhaust Fan - 50in. Dia., 20,900 CFM, 3 Wing Blade, Three-Phase Motor, Model# VF503GGCA

    J & D Mfg. Wallmaster Exhaust Fan - 50in. Dia., 20,900 CFM, 3 Wing Blade ...

    The Wallmaster exhaust fan eliminates heat build up in barns, greenhouses and industrial buildings. Constructed with a sturdy 18-g. galvanized steel housing, a 1ft. x 2in. mesh intake guard and an exhaust shutter. U.S.A. Fan Diameter (in.): 50, Air Delivery (CFM): 20,900, HP: 1, Volts: 230 / 460, Speeds (qty.): 1, Dimensions L x W x H (in.): 54 x 27 x 54, Needs to be Hardwired: Yes, Amps: 3.0 / 1.5, Speed (RPM): 575
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    In Stock

    $899.99
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    at Amazon
  17. On Sale - 26% Discount on Flowerhouse 5ft. Plant House FHPH155Flowerhouse 5ft. Plant House FHPH155

    Flowerhouse 5ft. Plant House FHPH155

    Plant house. Includes fiber pole carrying pack shade cover and ground stakes. 100 percent GroTec. 2 portholes for hoses power cords etc. Screened vents. 28 x 20 zippered screen door. 78 x 60 x 60 . 26 lbs
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    In Stock

    $132.11
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    at Unbeatable Sale
  18. Additional items that match your search
  19. On Sale - 10% Discount on Systems Trading Corp. Easy Grow 6 Ft. X 8 Ft. Greenhouse Eg45608Systems Trading Corp. Easy Grow 6 Ft. X 8 Ft. Greenhouse Eg45608

    Systems Trading Corp. Easy Grow 6 Ft. X 8 Ft. Greenhouse Eg45608

    aluminum - Length: 8ft - Width: 6ft - Height: 2in

    This Easy Grow Backyard Greenhouse is a spacious 6 ft. wide and 8 ft. long with plenty of headroom. This greenhouse is one of the highest in the hobby class of greenhouses and measures 7 ft. 2 in. in height. The sturdy aluminum frame is painted an attractive Forest Green color and supports the 4mm thick twin wall polycarbonate covering. This polycarbonate covering provides 100% UV protection. This greenhouse kit is easy to assemble thanks to the innovative connectors that allow you to save money as well as ...
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    $899.95 - $998.99
    Compare Prices
    at 2 stores
  20. PlantTower 4 ft Portable Greenhouse (4 Pack)

    PlantTower 4 ft Portable Greenhouse (4 Pack)

    Height: 63in

    What can't you do with the PlantTower 4 ft Portable Greenhouse? It's the perfect flower and bulb forcer, seed propagator, and plant protector! This 63" tall greenhouse fits well into small places, and is also the ideal space saving display for y
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    See prices for: PlantTower 4 ft Portable Greenhouse (4 Pack)

    In Stock

    $195.99
    See It
    at Warm Greenhouses
  21. 16 X 24 Ft Greenhouse Kit Package Commercial Hoop House

    16 X 24 Ft Greenhouse Kit Package Commercial Hoop House

    16 x 24 ft Greenhouse Kit Package Commercial Hoop House WE WILL SHIP VIA FREIGHT. PLEASE CONTACT US FOR A QUOTE. The Grower's Solution Greenhouse Kits are one of the hottest items in the do-it-yourself gardening marketplace today! For years, the Grower's Solution residential, hobby, and light commercial greenhouse kits have been pleasing customers across the nation. Our greenhouses are praised by customers as being one of the most economical and easy-to-assemble, quality greenhouse kits availab
    Read More

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    $885.00
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    at eBay
  22. 16 X 72 Ft Greenhouse Kit Commercial Quonset Hoop House

    16 X 72 Ft Greenhouse Kit Commercial Quonset Hoop House

    Plastic - Steel - Width: 16ft - Height: 8ft

    16 x 72 ft Greenhouse Kit Package Commercial Hoop House You can install this 16' Quonset Greenhouse Package in less than a weekend. This brand new, never assembled, commercial grade greenhouse package is 8' to 8'6" tall, depending on how far you drive it into the ground. This auction is for one brand new 16' x 72' commercial grade greenhouse package. Start your own business, and grow your own plants today! Kit includes the following: Bows (Hoops) - 1 3/8" Galvanized Steel Tubing (16 Gauge) Greenhouse bows are ...
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    In Stock

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    $2,069.00
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    at eBay
  23. 16 X 96 Ft Greenhouse Kit Commercial Quonset Hoop House

    16 X 96 Ft Greenhouse Kit Commercial Quonset Hoop House

    Steel - plastic - Width: 16ft - Height: 8ft

    16 x 96 ft Greenhouse Kit Package Commercial Hoop House You can install this 16' Quonset Greenhouse Package in less than a weekend. This brand new, never assembled, commercial grade greenhouse package is 8' to 8'6" tall, depending on how far you drive it into the ground. This auction is for one brand new 16' x 96' commercial grade greenhouse package. Start your own business, and grow your own plants today! Kit includes the following: Bows (Hoops) - 1 3/8" Galvanized Steel Tubing (16 Gauge) Greenhouse bows are ...
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    In Stock

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    $2,650.00
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    at eBay
  24. On Sale - 21% Discount on 6 Ft. Walk-in Greenhouse-green-r6886 Ft. Walk-in Greenhouse-green-r688

    6 Ft. Walk-in Greenhouse-green-r688

    Steel - aluminum - glass

    Gardman 507671 6 ft. Walk-In Greenhouse-Green-R688 The Walk-in Greenhouse by Gardman is designed for growing plants and flowers in your yard any time of the year. Frame is made of galvanized steel and aluminum that is coated after drilling to help protect against rust and the base bolts together for extra strength. Includes guy ropes and pegs to make the greenhouse even more secure. Material has a polycarbonate glazing that is safer than glass and insulates the plants while diffusing the light to protect more ...
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    $170.82

    $135.54
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    at eBay
  25. On Sale - 33% Discount on Flowerhouse 6.5ft. X 8ft. X 8ft. Portable Dreamhouse Greenhouse Fhdh500Flowerhouse 6.5ft. X 8ft. X 8ft. Portable Dreamhouse Greenhouse Fhdh500

    Flowerhouse 6.5ft. X 8ft. X 8ft. Portable Dreamhouse Greenhouse Fhdh500

    Flowerhouse FHDH500 6.5ft. X 8ft. X 8ft. Portable Dreamhouse Greenhouse FHDH500 Self erecting portable greenhouse for the home gardener. Extend your growing season and garden year round. Zippers installed around the two peak ends enable you to chain an infinite number of Dreamhouses together. The outer walls form partitions between the units so you can create diverse growing environments to suit your needs. 6.5 x 8 x 8 . Length: 36. Width: 36. Height: 7.5 SKU: JNSN47949
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    $291.35
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    at eBay
  26. On Sale - 15% Discount on Snap & Grow(TM) by Palram 6 Ft. x 8 Ft. Snap & Grow Greenhouse 701273Snap & Grow(TM) by Palram 6 Ft. x 8 Ft. Snap & Grow Greenhouse 701273

    Snap & Grow(TM) by Palram 6 Ft. x 8 Ft. Snap & Grow Greenhouse 701273

    aluminum

    The all new Snap & Grow Silver 6 x 8 greenhouse has been engineered from the ground up to get you growing quickly. It features the innovative SmartLock connector system that allows you to assemble the heavy-duty, aluminum frame quickly and easily without a lot of hardware. The innovative split door and vent windows are even pre-assembled out of the box! The tough, crystal-clear SnapGlas panels simply slide and lock into place without any complicated tools or hardware. Get growing so you too can start to enjoy ...
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    In Stock

    $675.99 - $799.00
    Compare Prices
    at 3 stores
  27. Greenhouse Geodesic Dome 8 Ft. With Marine Poly Cover

    Greenhouse Geodesic Dome 8 Ft. With Marine Poly Cover

    Steel - plastic

    GREENHOUSE GEODESIC DOME 8 FT. With Marine Poly Cover Description GREENHOUSE GEODESIC DOME 8 FT. Includes: Marine Plastic Polly Wrap Cover Geodesic Domes were invented by R. Buckminster Fuller in the 1960s, and are a revolutionary building structure with many advantages over conventional rectangular designs: 20% less materials to enclose a given space Short, manageable, lightweight, members allow for easy construction and great portability The curved shape naturally deflects wind and sheds snow accumulation ...
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    $795.00
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    at eBay
  28. Greenhouse Geodesic Dome 12 Ft. With Marine Poly Cover

    Greenhouse Geodesic Dome 12 Ft. With Marine Poly Cover

    Plastic - Steel

    GREENHOUSE GEODESIC DOME 12 FT. With Marine Poly Cover Description GREENHOUSE GEODESIC DOME 12 FT. Includes: Marine Plastic Polly Wrap Cover Geodesic Domes were invented by R. Buckminster Fuller in the 1960s, and are a revolutionary building structure with many advantages over conventional rectangular designs: 20% less materials to enclose a given space Short, manageable, lightweight, members allow for easy construction and great portability The curved shape naturally deflects wind and sheds snow accumulation ...
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    $995.00
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    at eBay
  29. Greenhouse Geodesic Dome 18 Ft. With Marine Poly Cover

    Greenhouse Geodesic Dome 18 Ft. With Marine Poly Cover

    Plastic - Steel

    GREENHOUSE GEODESIC DOME 18 FT. With Marine Poly Cover Description GREENHOUSE GEODESIC DOME 18 FT. Includes: Marine Plastic Polly Wrap Cover Description and History Geodesic Domes were invented by R. Buckminster Fuller in the 1960s, and are a revolutionary building structure with many advantages over conventional rectangular designs: 20% less materials to enclose a given space Short, manageable, lightweight, members allow for easy construction and great portability The curved shape naturally deflects wind and ...
    Read More

    In Stock

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    $1,895.00
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    at eBay
  30. Greenhouse Geodesic Dome 22 Ft. With Marine Poly Cover

    Greenhouse Geodesic Dome 22 Ft. With Marine Poly Cover

    Plastic - Steel

    GREENHOUSE GEODESIC DOME 22 FT. With Marine Poly Cover Description GREENHOUSE GEODESIC DOME 22 FT. Includes: Marine Plastic Polly Wrap Cover Description and History Geodesic Domes were invented by R. Buckminster Fuller in the 1960s, and are a revolutionary building structure with many advantages over conventional rectangular designs: 20% less materials to enclose a given space Short, manageable, lightweight, members allow for easy construction and great portability The curved shape naturally deflects wind and ...
    Read More

    In Stock

    See item
    $2,895.00
    See It
    at eBay
  31. Poly-Tex Essence Greenhouse - 8ft. x 12ft., Silver, Model# HG5812

    Poly-Tex Essence Greenhouse - 8ft. x 12ft., Silver, Model# HG5812

    The Poly-Tex Essence Greenhouse offers 96 sq. ft. of growing space and is loaded with desirable features. This structure boasts 2 vent windows for excellent ventilation and a ramp-style thr...

    See prices for: Poly-Tex Essence Greenhouse - 8ft. x 12ft., Silver, Model# HG5812

    In Stock

    $1,249.00
    See It
    at Northern Tool
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