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Fans & Ventilation

  • Hardwire Thermostat
    from $69.95

    Waterproof Greenhouse Thermostat

    Reliable control - E3124 This quality thermostat will automatically control a fan system or heater. The moisture-proof case offers protection fro...

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    from $69.95
  • from $29.95

    Replacement Power Tube w/ Lock Washer for Bayliss MK7 Triple Spring

    Select temperature range: #1 Standard Tube Replacement for Bayliss Triple Spring & Hydraulicheck Solar-Powered vent openers (C3503 & C3509)...

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    from $29.95
  • from $49.95

    Aluminum Shutter

    Provides fresh air Greenhouse shutters allow air to be drawn into the greenhouse by the exhaust fan. SELECT: The Heavy-Duty Aluminum Shutter requir...

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    from $49.95
  • from $199.95

    Greenhouse Shutter Exhaust Fan

    Rugged, reliable exhaust fans Provide reliable ventilation for your greenhouse with this exhaust fan. The fan motor is totally enclosed for protect...

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    from $199.95
  • $39.95

    Clip-On Fan

    FREE Shipping Portable air circulation - C3068 Simply clamp onto the greenhouse framework. Quiet, 2-speed operation gently circulates fresh air. 6"...

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    $39.95
  • $74.95

    Bayliss MK7 Triple Spring Solar Vent Opener

    Harness the sun for automatic ventilation! - C3503 The Bayliss MK7 Triple Spring solar vent opener is the best choice for top-hinged wall vents. It...

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    $74.95
  • from $114.95

    Knitted Shade Panel 60% Green

    Made in the Shade Avoid plant-killing high temperatures in your greenhouse. Some shading is required during spring, summer, and early fall. Plan to...

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    from $114.95
  • $69.95

    Solar Shutter Control Kit with Liberty Auto Opener

    Includes Liberty Opener, hardware, instructions - C3534 Automate our C3212 Heavy-Duty Aluminum Shutter* -- sizes 16", 18", 20", 24", and 30" -- to ...

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    $69.95
  • $56.00

    Univent Automatic Vent Opener

    Multiple uses - C3515 This unique solar vent control will open and close roof vents, a cold frame lid, top-hinged wall vents, or even the greenho...

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    $56.00
  • $49.95

    Liberty Automatic Louver Opener

    For automatic ventilation The Sesam Liberty solar-powered control will open and close a louver window as temperatures change, enhancing airflow t...

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    $49.95
  • $119.95

    Wall Mount Oscillating Fan, 12"

    FREE Shipping Improve your air circulation This handsomely-styled 3-speed, 12" fan provides the best type of air circulation. The oscillating a...

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    $119.95
  • $49.00

    Hard-Wire Fan Speed Control (weather-resistant), 120V, 5 amp

    Perfect Ventilation - E3131 Continuously variable solid-state control lets you select the proper exhaust fan speed and minimum fan starting speed f...

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    $49.00
  • $19.95

    Replacement Cylinder for Orbesen Teknik Standard Solar Openers

    For use with C3515 Univent, 3527 Optivent, 3521 Sesam Spiro, C4000 Ventomax, and C3533 Liberty Louver Solar-Powered Vent Openers from Denmark. NOTE...

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    $19.95
  • $188.00

    Shutter Motor

    FREE Shipping For positive control of Charley's Heavy-Duty Aluminum Shutters Assures maximum airflow by holding the shutter completely open. Preven...

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    $188.00
  • $135.00

    Heat Saver Fan

    Bring heat down to the plants! - C3086 This fan is specially designed to pull warm air off the ceiling and push it down to the floor. This provi...

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    $135.00
  • $18.95

    Thermostatic Outlet

    Simple plug-in temperature control The Thermo Cube® is thermostatically controlled and turns power on and off automatically, according to outside a...

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    $18.95
  • $7.25

    BY THE FOOT - Green Knitted Shade Fabric 60%, per ft

    Economical shading Avoid plant-killing high temperatures in your greenhouse. Some shading is required during spring, summer, and early fall. Plan t...

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    $7.25
  • from $109.95

    Lockknit Shade Fabric Kit, 60% density, green

    A low-cost option for shading your greenhouse! - C2064 Economical, lightweight, and easy to handle. Cut to any shape or size. It will not unravel. ...

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    from $109.95
  • $99.95

    Bayliss MK7 Hydraulicheck Solar Vent Opener

    Heavy-Duty Control The Bayliss MK7 Hydraulicheck solar vent opener is the best choice for large roof vents and side-hinged wall vents. A built-in...

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    $99.95
  • $39.95

    Thermatic-Vent®

    Automatic cold frame vent USES NO ELECTRICITY! Opens and closes by a temperature-sensitive spring mechanism. Range 40ºF to 70ºF. Install one fron...

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    $39.95
  • $49.95

    Table-Top Finger-Safe Fan

    Set this sleek fan anywhere you want to improve air circulation – bench, shelf or hang from a wall or rafter. It features an extra-safe, soft blade...

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    $49.95
  • Save 6%
    Original price $59.50
    Current price $56.00

    Bayliss XL Single Spring Vent Opener

    Simple, strong and easy to install Budget “clip-on” model lifting a load of up to 12 lbs. giving a maximum opening of approximately 12″. The unit m...

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    Original price $59.50
    Current price $56.00
    Save 6%
  • from $144.95

    Knitted Shade Panel 87%

    This fabric blocks 87% of sunlight Choose Forest Green or Gray Avoid plant-killing high temperatures in your greenhouse. Some shading is required d...

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    from $144.95
  • Sale
    from $817.85

    Powered Ventilation System

    Automatically cool your greenhouse Powerful, forced air ventilation automatically cools your greenhouse when needed. The fan is matched with a sp...

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    from $817.85
    Sale