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Fans & Ventilation

  • Hardwire Thermostat
    from $69.95

    Waterproof Greenhouse Thermostat

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

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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 $46.00

    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 $46.00
  • from $220.00

    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 $220.00
  • $39.95

    Clip-On Fan

    Portable air circulation Simply clamp onto the greenhouse framework. Quiet, 2-speed operation gently circulates fresh air. 6" blade delivers 90 cfm...

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    $39.95
  • $74.95

    Bayliss MK7 Triple Spring Solar Vent Opener

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

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    $74.95
  • from $139.00

    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 $139.00
  • $49.00

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

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

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    $49.00
  • Out of Stock
    $54.00

    Univent Automatic Vent Opener

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

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    $54.00
    Out of Stock
  • $119.00

    Wall Mount Oscillating Fan, 12"

    Improve your air circulation This handsomely-styled 3-speed, 12" fan provides the best type of air circulation. The oscillating action gives pl...

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    $119.00
  • $188.00

    Shutter Motor

    For positive control of Charley's Heavy-Duty Aluminum Shutters Assures maximum airflow by holding the shutter completely open. Prevents drafts on c...

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    $188.00
  • $135.00

    Heat Saver Fan

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

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    $135.00
  • Out of Stock
    $19.95

    Replacement Cylinder for Orbesen Teknik Standard Solar Openers

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

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    $19.95
    Out of Stock
  • $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
  • $6.99

    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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    $6.99
  • $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
  • $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
  • $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
  • from $74.95

    Lockknit Shade Fabric Kit, 60% density, green

    A low-cost option for shading your greenhouse!   Economical, lightweight, and easy to handle. Cut to any shape or size. It will not unravel. 100% U...

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    from $74.95
  • 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 $159.00

    Knitted Shade Panel 87% Forest Green or Gray

    This fabric blocks 87% of sunlight Avoid plant-killing high temperatures in your greenhouse. Some shading is required during spring, summer, and ea...

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    from $159.00
  • Sale
    from $399.00

    Economy Vent System

    Prewired Economy Vent Systems Low-cost, life-saving ventilation for your plants! Automatic fan reduces excessive heat on hot, sunny days. Set the...

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    from $399.00
    Sale
  • $84.95

    Bayliss MK7 Orchid Solar Vent Opener

    For tropical greenhouses This Bayliss MK7 orchid solar vent opener control operates at a higher temperature than other similar openers, allowing ...

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    $84.95
  • Sale
    from $835.00

    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 $835.00
    Sale
  • from $159.00

    Knitted Shade Panel 65% Tan

    This fabric blocks 65% of sunlight Avoid plant-killing high temperatures in your greenhouse. Some shading is required during spring, summer, and ea...

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    from $159.00
  • $154.50

    Giga Vent Control

    Heaviest lifting capacity The ultimate solar vent control! Opens and closes vents weighing up to 65 lbs. A hydraulic safety damper prevents gusty w...

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    $154.50
  • $79.00

    Plug-In Pre-Wired Humidistat

    Easy to install - prewired Automatically controls your humidifier or misting system. Ready to use:1. Plug humidistat into 120-volt outlet2. Plug yo...

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    $79.00
  • Sale
    from $612.00

    Lean-To Powered Ventilation System

    Automatically cool your sunroom A narrow home-attached greenhouse will receive adequate fresh air from a single oversized intake shutter. It is p...

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    from $612.00
    Sale
  • from $274.00

    Schaefer Greenhouse Exhaust Fan

    Efficient ventilation This durable fan motor is totally enclosed for resistance to greenhouse moisture. The wire mesh blade guard is vinyl-coated...

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    from $274.00
  • from $334.00

    Schaefer Motorized Greenhouse Shutter

    Fresh air intake These shutters are made from exterior grade PVC, are rust-proof, and reduce conductive heat loss. They are made to close tightly...

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    from $334.00
  • from $1,055.50

    Snap Fan Solar Exhaust System

    Automatically vent excess hot air from your greenhouse with a fan powered by the sun! The Solar Exhaust Fan Kit includes everything you need to get...

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    from $1,055.50
  • from $72.00

    Schaefer Long-Life Circulation Fan

    Efficient & Durable This commercial quality, rugged, tapered fan will provide years of non-stop air circulation with a gentle breeze your pla...

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    from $72.00
  • from $27.50

    Inflation Blower for Poly Film Greenhouses

    For double-poly greenhouse All of these items can be used on any type of greenhouses covered with poly film including freestanding, cold frames, qu...

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    from $27.50
  • $745.00

    Aqua Fogger II

    Direct-Feed Fog Fan Our compact atomizing fan provides humidity, evaporative cooling, and air circulation for areas up to 300 sq. ft. Water is atom...

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    $745.00
  • $89.00

    Super Replacement Power Tube w/ Super Lock Washer for Bayliss MK7 Super

    For use with Bayliss MK7 Super Solar-Powered Vent Opener C3540 ● ● ● ● ● ● ● ● ● ● ● ● ● ● NOTE:  Tube is aluminum color.    If the piston on the r...

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    $89.00
  • $198.00

    Bayliss MK7 Super Solar Vent Opener

    Heavy Lifting Capacity This larger, heavy-duty Bayliss MK7 Super solar vent opener is suitable for operating heavy, double-glazed greenhouse vent...

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    $198.00