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Greenhouse Accessories Greenhouse Supplies For Sale In Seattle

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Exhaust Fans
Prices start at : 1115.99 USD / each

Coolair has developed a complete ventilation system for farm use combining the Type NBF fan with a Type LRW all aluminum shutter and heavy gauge galvanized steel wall housing (square box or slope) for exterior mounting, allowing a maximum of unobstructed...
  • Dimensions: 30-Inch Square
  • Horsepower: 1/2 Horsepower
Washington
Seattle
Replacement Black Finish Roof Vent with Auto Opener
Prices start at : 142.95 USD / each

The Automatic Roof Vent is made from the same high quality aluminum, polycarbonate, and includes the same professional grade automatic vent opener as the Monticello Greenhouse comes standard with.
  •  10 year warranty
  •  Vent frame made from the same strength aluminum that is features in all Monticello greenhouses
  •  Vent framework comes pre-assembled allowing for 30 minutes or less installation time
  • Product Weight (lb.): 11lb
  • Product Height (in.): 48
  • Product Depth (in.): 2
Washington
Seattle
4 ft. x 8 ft. Greenhouse Aluminum Finish Extension Kit
Prices start at : 799.99 USD / each

Roof vent with automatic opener and gutters. When ordering your extension kit make sure that the color matches your existing greenhouse. The design and installation is simple and takes under 2 hours to assemble.
  •  Quick assembly construction average time of 4 hours features patented commercial quick turn set screw system
  •  Extension kit and must be used with an existing Monticello greenhouse
  • Product Width (in.): 97.5
  • Product Depth (in.): 48
  • Product Height (in.): 90
  • Product Weight (lb.): 60lb
Washington
Seattle
Snap and Grow Series 1.5 ft. x 0.33 ft. x 4 in. Greenhouse Anchoring Kit
Prices start at : 77.99 USD / each

The Palram Anchoring Kit allows you to anchor into soft or hard surfaces, providing outstanding holding capabilities in extreme weather conditions Anchoring kit for snap and grow Greenhouse only.
  • Product Weight (lb.): 4.6lb
  • Product Type: Anchoring Kit
  • Product Depth (in.): 3.75
  • Material: Metal
  • Product Width (in.): 19
  • Securely anchors greenhouse to the ground or foundation: Yes
Washington
Seattle
Bench kit for GKP64 Greenhouse
Prices start at : 63.72 USD / each

These bench kits make your greenhouse work easier. Benches are 21 in. Specially designed matching redwood benches are available that run the full length of the Sunshine GardenHouse.
  •  Simple installation
  •  Strong and beautiful
  • Product Height (in.): .5
  • Product Weight (lb.): 16lb
  • Product Depth (in.): 21
  • Product Width (in.): 48
Washington
Seattle
Greenhouse Package Complete with Natural Ventilation
Prices start at : 7090.19 USD / each

NOTE: Treated lumber for wood baseboards and end-wall framing is not included. Ships Motor Freight. Everything but the lumber! Our greenhouse kits come with complete frame assembly with four-foot bow spacing, double layer four-year six-mil poly film,...

Specs

    • 40" ground anchors for frame included: Specs
    • Includes: Two 48' manual roll up side curtains, one 115,000 BTU heater with vent pipe and hanger, and two 20" Uni-Flo HAF (horizontal air flow) fans.: Specs
    • Size: 22 feet x 48 feet
    • Description: Includes Two 48 ft manual roll up side curtains. 115,000 BTU heater with vent pipe and hanger. Two 20 in Uni-Pro HAF fans.
    Washington
    Seattle
    GrowIt 13 ft. x 20 ft. x 12 ft. High Arch Greenhouse
    Prices start at : 873.04 USD / each

    The reinforced alpine style 1 5/8 in. Steel frame provides a maximum of 12 ft. Of overhead growing height with 10 ft. The High Arch Greenhouse is designed to extend the growing season by insulating and protecting plants.
    •  15 in. / 38,1 cm auger anchors are included for proper anchoring, see included anchor guide for more info
    •  GrowIt fabric is a good thermal barrier providing good insulation for plants while preventing over-heating, which requires less water, ventilation accessories and attention
    •  Triple layer, heat bonded rip-stop translucent cover is waterproof and UV treated inside and out and designed specifically for plant growth and protection
    • Approximate Greenhouse Depth (ft.): 20
    • Storage Capacity (cu. ft.): 1.8
    • Assembled Width (in.): 156 in
    Washington
    Seattle
    4 ft. x 6 ft. Greenhouse Additional Door Kit in Black
    Prices start at : 358.28 USD / each

    The doors are the same high quality doors that are used in the original Monticello Greenhouse. Greenhouse material is Aluminum. The Monticello Door Kit is designed to allow Monticello Greenhouse Owners to add an additional dual hinged door to the rear...
    •  Spring loaded locking doors
    •  Electrostatically charged black paint
    •  Proudly designed and made in the USA
    • Product Depth (in.): 2
    • Returnable: 90-Day
    • Product Height (in.): 72
    Washington
    Seattle
    8 ft. x 24 ft. Aluminum Mojave Greenhouse
    Prices start at : 6499.99 USD / each

    Our commercial fan, exhaust lovers and our solar panel can produce more than 2 times the needed power to operate the fan at 100%, allowing for future options such as lighting and heating.
    •  Integrated dual rain water gutter system
    •  Integrated flush base design
    • Storage Capacity (cu. ft.): 1344
    • Product Weight (lb.): 525lb
    • Assembled Depth (in.): 293 in
    • Frame Color Family: Metallics
    Washington
    Seattle
    Dura-Bench Greenhouse Bench Tops Increased Air Flow 2ft x 4ft
    Prices start at : 18.99 USD / each

    An attractive, professional appearance for your retail displays. Sides connect with tab and slots, 4ft. Panels have 1.1in. Durable, smooth and non-porous. Sides install with black nylon clips (3 included with each panel).

    Product Features

      Product Benefits

        • An attractive, professional appearance for your retail displays: Product Benefits
        • Durable, smooth and non-porous: Product Features
        • Increased airflow, easier to install and disinfect, and lower cost: Product Features
        • Poly construction makes it easy to clean, with no rot, splinters or rough edges: Product Benefits
        Washington
        Seattle
        63 in. H x 27 in. W x 18 in. D Plant Tower X-Up Bug/Bird Cover
        Prices start at : 13.61 USD / box

        The fine netting slides over the HarvestHouse shelving system so you can grow plants without using pesticides. Allow ample ventilation and sunlight while blocking insects and feathered friends from your PlantTower X-Up with this tailor-made bug/bird cover...
        • Easily fits over existing greenhouse shelving unit: Yes
        • Manufacturer Warranty: 1 year limited
        • Product Height (in.): 63
        • Product Depth (in.): 18
        • Product Type: greenhouse accessory
        • Color Family: Blacks
        Washington
        Seattle
        Extra Canopy Ball Bungees, Bundle of 10
        Prices start at : 9.49 USD / each

        Sold in bundles of 10. 100 recycled material. 4 Times Stronger than brass grommets! Versatile 10-in tie-downs quickly and easily secure shade fabric or any other type of grommeted covering.
        Washington
        Seattle
        Junior Victorian 8 ft. x 10 ft. Greenhouse
        Prices start at : 4526.82 USD / each

        The Junior Victorian Greenhouse kit provides the ideal, year-round, gardening environment while exhibiting Old World Style and European engineering and craftsmanship. The elegant black aluminum framework, tempered glass panels, abundant 5 ft.
        • Approximate Width (ft.): 8
        • Manufacturer Warranty: Warranty: 15 -years limited
        • Storage Capacity (cu. ft.): 440
        • Number of Vent Openings: 2.0
        • Returnable: 90-Day
        • Installation Available: Yes
        Washington
        Seattle
        Riga 7 ft. 8 in. W x 7 ft. L 2S Greenhouse
        Prices start at : 3108.43 USD / each

        Made with German precision engineering from heavy duty aluminum profiles and 8 mm and 10 mm UV coated Twin-wall Polycarbonate Glazing. Also included: 2 full-length suspended shelves: 14 in.
        •  Installation Available
        •  Unique suspended shelving system provides extra strength and added growing and storage space
        •  Unique channel design of the aluminum components allows for simple slide and fit assembly, thus saving time and money and adding more strength
        • Assembled Width (in.): 84 in
        • Approximate Greenhouse Height (ft.): 7
        • Floor Options: Without Floor
        Washington
        Seattle
        6 ft. 6 in. x 6 ft. x 12 ft. Round Top Greenhouse
        Prices start at : 317.14 USD / each

        The flothruvent technology controls airflow from the base and the ends of the unit with lower vents and upper, zipper-screened windows. The walk-in design enhances the gardening experience.
        •  Rugged triple-layer waterproof, UV protective polyethylene cover, back and door panel
        •  Protects your garden
        • Exact Width x Depth: 6 ft x 12 ft
        • Manufacturer Warranty: Limited 1 Year warranty against manufactures defects and workmanship
        • Returnable: 90-Day
        • Door Opening Width (In.): 72
        Washington
        Seattle
        Base Kit Eco 6 ft. x 8 ft. for Greenhouse
        Prices start at : 157.65 USD / each

        The Rion Base was engineered to provide additional stability and additional head room for Rion Eco-Grow Greenhouse sized 6 ft. Like all Rion products, the Base Kit assembles in a snap.
        •  Elevates greenhouse up to 5 in.
        •  Areas prone to strong winds may require additional stakes or concrete footers
        • Product Weight (lb.): 26.9 lb
        • Product Width (in.): 78 in
        • Product Height (in.): 5
        • Color Family: Blacks
        Washington
        Seattle
        Greenhouse Steel Potting Bench - 2 Bench Bundle
        Prices start at : 156.54 USD / each

        Freestanding it can be moved easily within the greenhouse. This strong two tiered potting and staging bench works perfectly with Palram's greenhouse offerings. Easy to assemble. Two shelves provide ample storage and workspace.
        •  Top shelf can be positioned upside-down as a soil tray
        •  Lower shelf's height can be adjusted
        •  Durable galvanized steel
        • Manufacturer Warranty: 1 Year Limited
        • Material: Steel
        • Product Width (in.): 45
        Washington
        Seattle
        8 ft. x 16 ft. Black Greenhouse
        Prices start at : 3599.99 USD / each

        More aluminum than the average imported greenhouse. Constructed from the highest quality extruded aluminum (US grade - not the thinner and more brittle foreign aluminum) and electrostatically painted Black (guaranteed to contain 0.0% lead), our greenhouse...
        •  High impact, UV stable 8mm commercial grade twin wall polycarbonate walls and roof construction
        •  960 cu. ft. of space, plenty of space to grow your plants and vegetables
        •  Heavy duty extruded aluminum frame construction finished with electrostatic ally applied black paint for long life
        • Floor Options: Without Floor
        • Assembled Height (in.): 90 in
        • Storage Capacity (cu. ft.): 960
        Washington
        Seattle
        4.85 ft. x 4.80 ft. x 6.4 ft. Bloom Large Greenhouse
        Prices start at : 74.21 USD / each

        The easy-to-assemble push-fit frame pieces together without tools, enabling quick setups and takedowns. It includes shelving and a transparent polyethylene cover with dual-zippered roll-up door that allows unhindered entry and exit with ample headroom...
        •  Assembly Required
        •  Allows flowers, vegetables and other plants to grow when weather otherwise inhibits gardening
        •  1-year limited warranty
        • Storage Capacity (cu. ft.): 141
        • Floor Options: Without Floor
        • Assembled Width (in.): 58.27 in
        Washington
        Seattle
        Greenhouse Accessory Bundle
        Prices start at : 261.89 USD / each

        No need to look around and purchase separately, this is the best value for your money. Kit includes 8 Plastic light weight shelves (2 per kit) that can easily be repositioned for changing needs, 1 Automatic Vent opener that keeps your greenhouse at the...
        •  1 automatic vent opener specially designed by Palram for Palram greenhouse, regulates air flow to keep your plants at the optimal growing temperature
        •  1 two level steel work bench, specially designed by Palram to accommodate and organize your greenhouse, organize and increase your greenhouse work space with the Palram steel work bench, this heavy duty work bench has two galvanized rust resistant shelves and a galvanized steel frame
        •  4 plastic shelf kits, total length on shelving combined is 16 ft. the Palram Professional Greenhouse Shelf Kits helps maximize the usable space in your greenhouse and can be easily adjusted to accommodate changing crops
        • Product Type: Greenhouse Accessories
        • Product Depth (in.): 39
        • Returnable: 90-Day
        Washington
        Seattle
        Dramm Environmental Thermostat Single Stage
        Prices start at : 85.89 USD / each

        Great for greenhouses, factories, warehouses, and farms. Use the single stage model to activate your shutters, fan, or other equipment. Protected by a durable, sealed, PVC housing for harsh conditions.

        Specs

          • Single Stage Thermostat: Specs
          • 30 to 104 degree F range: Specs
          • Inductive Load: 4 Amp: Specs
          • Approxamately 1 degree differential: Specs
          • Sealed wiring strain relief: Product Features
          Washington
          Seattle
          10 ft. x 27 ft. Carver Premium Commercial Greenhouse
          Prices start at : 8620.72 USD / each

          The carver is the most economical way to begin or expand an agricultural program. The Carver Educational Greenhouse Package is designed for schools with horticulture programs, correctional institutions and serious gardeners for both growing and therapeutic...
          • Frame Color Family: Metallics
          • 6 mm poly film walls, roof and end walls: Yes
          • Manufacturer Warranty: 3 year limited
          • Returnable: 90-Day
          • Assembled Width (in.): 120 in
          • Assembled Height (in.): 96 in
          Washington
          Seattle
          8 ft. x 20 ft. Black Premium Greenhouse
          Prices start at : 5299.99 USD / each

          More aluminum than the average imported greenhouse. Constructed from the highest quality extruded aluminum (US grade - not the thinner and more brittle foreign aluminum) and electrostatically painted Black (guaranteed to contain 0.0% lead), our greenhouse...
          •  Four 2 ft. x 2 ft. roof vents with automatic openers
          •  Integrated flush base design
          •  Premium package includes: Monticello 16 ft. green house Monticello work bench system Monticello interior shade system Monticello programmable watering system Monticello greenhouse sink system
          •  Through a combination of using superior materials that are more rigid and creating interchangeable parts in our design the Monticello takes the average gardener 12 hours to assemble the 8 ft. x 20 ft. greenhouse with the premium package while using much fewer parts, this does not include the base prep work needed, which includes leveling the ground
          • Frame Color Family: Blacks
          • Approximate Depth (ft.): 20
          Washington
          Seattle
          8 ft. x 24 ft. Aluminum Finish Greenhouse
          Prices start at : 5499.99 USD / each

          More aluminum than the average imported greenhouse. Constructed from the highest quality extruded aluminum (US grade - not the thinner and more brittle foreign aluminum) and coated as not to discolor over the years (guaranteed to contain 0.0% lead), our...
          •  Integrated flush base design allows for lower than normal door threshold
          •  A-frame roof design to optimize heat disbursement along with roof joist supports that double as hanging plant rods
          •  Assembly Required
          • Frame Color Family: Metallics
          • Exact Width x Depth: 8 ft 1.5 in x 24 ft 6 in
          • Installation Available: No
          Washington
          Seattle
          Elite 8 ft. W x 20 ft. D x 8 ft. H Heavy-Duty Aluminum Greenhouse Kit
          Prices start at : 4359.4 USD / each

          Additionally Grandio goes beyond the competition by offering 10 mm twin-wall polycarbonate panels for a price much lower than most 4 mm greenhouses. Grandio Elite sets a new standard for DIY hobby greenhouse kits in the USA.
          •  Assembly Required
          •  Reinforced cross-roof truss to support snow loads
          • Returnable: 90-Day
          • Installation Available: No
          • Door Opening Width (In.): 44
          • Maximum Roof Load (lb./ sq. ft.): 0
          Washington
          Seattle
          40-Watt 1,875 CFM Solar Hybrid-Capable Green House Fan
          Prices start at : 479.00 USD / box

          This solar (110-Volt hybrid-ready) ventilation fan is optimized for growers in all greenhouse environments. With a powerful 40-Watt solar panel and 9 feet of extension cord, this fan will give you installation flexibility.
          •  All steel construction
          •  Humidistat (on at 60% rel hum off at 50% rel, hum)
          • Manufacturer Warranty: Limited Lifetime Warranty
          • Product Width (in.): 24
          • Product Height (in.): 9
          • Material: Steel
          Washington
          Seattle
          New! Wiggle Wire & Base Kit, 4 Feet
          Prices start at : 5.99 USD / each

          The wiggle wire features a stainless steel construction that also resists damage from the elements. The aluminum material resists both weather and corrosion. The Poly Latch Base section measures 1-1/4 inches in width and features a 3/4-inch opening.

          Product Benefits

            Product Features

              • Buying both components together saves you money: Product Benefits
              • Materials resist weather and corrosion: Product Benefits
              • Base length (feet): 4: Specs
              • One 4-foot section of stainless steel wiggle wire: Product Features
              • Use to attach film or shade fabric to structure: Product Benefits
              • One 4-foot section of aluminum poly latch base: Product Features
              Washington
              Seattle