Cooling greenhouses and providing fresh air to plants are the most important functions of greenhouse ventilation equipment like exhaust fans, circulation fans, evaproative coolers, and louvered shutters. All of the fans and shutters we offer are designed for continuous use in wet enviroments like greenhouses. If you need help figuring our what size exhaust fan and intakes to put in your greenhouse, use our online Greenhouse Exhaust Fan Size Calculator.

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 Variable Speed Complete Exhaust Fan Systems fan, cooling, greenhouse, shop, exhaust, ventilation, package, garage, shutter, louvered, automatic, thermostat
Price: $355.00
(6)
Availability: In stock

    Each fan system is packaged with all of the equipment needed to provide an automated fan system for your greenhouse, shop, or garage. All included items are sized to provide optimal functionality of each fan system. Links are provided below to each piece of equipment in the fan packages. Just click on the text for more information. Dimensions and specifications are also provided in the installation instructions below. Fan systems need a 120v power source. Wiring required. Variable Speed Fan...

    Basic Plug In Exhaust Fan Systems fan, cooling, greenhouse, shop, exhaust, ventilation, package, garage, plug, louvered, automatic, prewired
    Price: $225.00
    (6)
    Availability: In stock

      No wiring required! This is the easiest fan system to setup available. Just plug the fan into the thermostat. Then plug the thermostat into an outlet, and you are ready to go. Each fan system is packaged with all of the equipment needed to provide an automated fan system for your greenhouse, shop, or garage. All included items are sized to provide optimal functionality of each fan system. Links are provided below to each piece of equipment in the fan packages. Just click on the text for more...

      Dual Exhaust Fan Systems fan, cooling, greenhouse, shop, exhaust, ventilation, package, garage, shutter, louvered, automatic, thermostat
      Price: $819.00
      Availability: In stock

        All of these fan systems come with dual exhaust fans and are packaged with all of the equipment needed to provide an automated fan system for larger greenhouses, shops, or garages. All included items are sized to provide optimal functionality of each fan system. Links are provided below to each piece of equipment in the fan packages. Just click on the text for more information. Dimensions and specifications are also provided in the installation instructions below. Fan systems need a 120v power...

        Premium Plug In Exhaust Fan Systems fan, cooling, greenhouse, shop, exhaust, ventilation, package, garage, plug, louvered, automatic, prewired
        Price: $349.00
        (2)
        Availability: In stock

          No wiring required! All equipment just plugs into the thermostat. Then plug the thermostat into an outlet, and you are done. Each fan system is packaged with all of the equipment needed to provide an automated fan and intake(s) for your greenhouse, shop, or garage. All included items are sized to provide optimal functionality of each fan system. Each fan system also comes with a waterproof connection kit which includes a multi outlet strip housed in a waterproof electrical box to protect all...

           Exhaust / Intake Shutters shutters, louver, fan, intake, exhaust vent, greenhouse, garage, shop, louvered, ventilation, inlet, outlet
          Retail: $54.00
          Price: $42.95
          (2)
          Availability: In stock

            These aluminum shutters are commonly paired with exhaust fans to allow make up air into the structure to replace the air being exhaust. They can also be used for exhausting air when paired with and evaporative cooler or intake fan. The frame is mill finish aluminum. The blades have a white enamel finish and a galvanized reinforcement strip across the top of each blade for added strength and counter balancing efficiency. The blades have a felt seal on the leading edge for quiet closing and...

             Multi Speed Exhaust Fans  fan, cooling, greenhouse, multiple, speed, shop, exhaust, ventilation,  garage, shutter, louvered
            Retail: $178.00
            Price: $145.00
            (5)
            Availability: In stock

              Our exhaust fans are a great option for cooling and providing fresh air inside a greenhouse, shop, or garage. They include a rustproof aluminum shutter frame with built-in interlocking louvers to reduce heat loss during cold months. These exhaust fans also come equipped with completely enclosed multi speed direct drive motors which can be set to multiple different speed with the attached pull chain. This allows you to reduce fan speed during cold months minimizing cold air shock to plants....

               Variable Speed Exhaust Fans fan, cooling, greenhouse, variable, speed, shop, exhaust, ventilation,  garage, shutter, louvered, vent
              Retail: $198.00
              Price: $169.00
              (2)
              Availability: In stock

                Our exhaust fans are ideal for cooling and providing fresh air inside a greenhouse, shop, or garage. They include a rustproof aluminum shutter frame with built-in interlocking louvers to reduce heat loss during cold months. These exhaust fans also come equipped with completely enclosed variable speed direct drive motors which can be adjusted from 100% to ~35% of CFM if one of our optional fan speed controls is added. This allows you to reduce fan speed during cold months minimizing cold air...

                14" 3 Speed HAF Circulation Fan fan, circulation, greenhouse, haf, wall, mount, swivel, speed, garage, shop, air, flow
                Price: $99.00
                (3)
                Availability: In stock
                Item #: 8020440 -

                  This multi speed circulation fan is composed of a high grade steel construction material with factory balanced aluminum blades all with a white powder coated finish for maximum corrosion and rust resistance. It is approved for use with misting and fogging rings for indoor and outdoor use. Fan has a three speed, completely sealed and permanently lubricated ball bearing motor with thermal overload protection and pull chain. The adjustable wall / ceiling mount bracket pivots up to 140°. Includes...

                  Belimo Shutter Motors
                  Price: $99.00
                  (2)
                  Availability: In stock

                    Shutters can be equipped with one of these motors to automate them and prevent wind from opening the louvers when ventilation is not necessary. Belimo motors are assembled in the USA and well known for their superior quality and dependability. Use with any of our 110/120 volt greenhouse thermostats to automate them. Choose from wired for hard wired installations or plug-in which includes a 3' power cord with plug.Shutter Motor Features:Motors mount directly to shutter for easy...

                    Fan & Shutter Weather Hood  weather, hood, fan, greenhouse, shutter, louver, galvanized, steel, cover, protection, wind, severe, snow
                    Price: $59.00
                    Availability: In stock

                      Weather hoods can be used with exhaust fans as well as intake shutters. They protect equipment from against harsh weather and severe wind. Weather hoods are shipped unassembled with easy step-by-step instructions to save you money on shipping costs. G90 galvanized steel construction. Description Dimensions A B C 12" Weather Hood (fits 12" fans & shutters) 13 3/4" 13 7/8" 11 1/2" 16" Weather Hood (fits 16" fans & shutters) 18 7/8" 20" 15 1/2" 20" Weather Hood (fits 20" fans & shutters) 22 3/4"...

                      Greenhouse Evaporative Air Cooler swamp, cooler, evaporative, evap, water, air, greenhouse, kit, cooling, cheap, room ,unit, fan, intake
                      Free Shipping
                      Price: $469.00
                      Availability: In stock

                        Screened Venting & Cooling all in one!Evaporative air coolers, also called pad or swamp coolers, have proven to be the most effective cooling system for a greenhouse short of an air conditioner. It pumps water over the special cooling pads which lowers the temperature of air passing through them. A powerful blower pulls air through these pads and pushes the cooled air into the greenhouse. Hot air can be exhausted through roof vents or exhaust shutters and automated with one of our plug-in...

                        Variable Speed HAF Circulation Fans fan, circulation, haf, cooling, greenhouse, variable, speed, shop, ventilation, wall, mount, pole
                        Price: $129.00
                        Availability: In stock

                          These commercial quality circulation fans provide airflow for healthy plant growth and even heat and fresh air distribution in your greenhouse. All fans are variable speed capable when used with one of our fan speed controls and can be easily automated with a plug in thermostat. These fans greatly increase ventilation in greenhouses using roof vent systems and are effective at eliminating cold spots when heating your greenhouse. 12" fan produces up to 1030 CFM of airflow and is recommended for...

                          Watertight Fan System Wiring Kit fan, wiring, kit, wire, greenhouse, exhaust, conduit, electrical
                          Retail: $112.00
                          Price: $89.00
                          Availability: In stock

                            These complete wiring kits are designed for wiring our variable speed fan systems in greenhouses or other wet areas. Kits use all rustproof materials which meet or exceed building code requirements for wet locations when properly installed, and the flexible conduit makes installation quick and easy. Wiring kit can be wired directly into an existing electrical line or wired to a power supply cord (included with our fan system packages) and plugged into an outlet. Fan Wiring Kit Includes...

                            Exhaust Fan Replacement Motors motor, fan, exhaust, replacement, speed, hp, variable, 3, 2, JD, J&D, j, d, manufacturing, circulation, ez
                            Price: $79.00
                            Availability: In stock

                              Replacement motors are for our variable speed and multi speed fans only. They are all 120v motors. Fan motors only come with what is shown in the picture. Motor Description Fits Circulation & Exhaust Fan Models 1/30 HP Multi Speed 12" Multi Speed Exhaust Fan 1/10 HP Multi Speed 16" & 20" Multi Speed Exhaust Fans 1/8 HP Multi Speed 24" Multi Speed Exhaust Fan 1/10 HP Variable Speed 12" & 16" Variable Speed Exhaust Fans12" & 20" Variable Speed Circulation Fans 1/3 HP Variable Speed 20" Variable...

                              Greenhouse Intake Fan  greenhouse, intake, fan, roof, vent, blower, system, ventilation, duct, cool, cooling
                              Price: $139.00
                              Availability: In stock

                                Provides fresh air for plants, helps control humidity, & boosts ventilation of roof vent systems!These intake fan systems are great for supplying fresh air to plants in the winter when it is too cold for traditional ventilation systems to run. Just set it on a timer to run a couple times daily for a few minutes. Bringing in fresh air also helps keep humidity from getting too high in the winter. The larger 8' intake fan is best for boosting the ventilation / cooling provided by greenhouses with...

                                24" Inflation Jumper Hose
                                Price: $16.95
                                Availability: In stock
                                Item #: 8030130 -

                                  The jumper hose is used to allow inflation of side and end walls with one blower.

                                  Greenhouse Inflation Blower Fan inflation, fan, blower, greenhouse, CFM, plastic, inflate, poly, air, adjustable
                                  Price: $64.95
                                  Availability: In stock
                                  Item #: 8030100 -

                                    This blower is used for inflating two layers of polyethylene on a greenhouse. The air space between the two layers provides the greenhouse with insulation. Fan has an adjustable inlet for obtaining proper operating pressure. 4" diameter mounting flange. 50 CFM max output, 32 CFM at 0.4" SP

                                    Inflation Blower Mounting Bracket
                                    Price: $18.95
                                    Availability: In stock
                                    Item #: 8030110 -

                                      These blowers are used for inflating two layers of polyethylene on a greenhouse. The air space between the two layers provides the greenhouse with insulation. Fan has an adjustable inlet for obtaining proper operating pressure. 4" diameter mounting flange. 50 CFM max output, 32 CFM at 0.4" SP Inflation Fan Mounting Bracket Instructions ...

                                      Evaporative Cooler Replacement Pads
                                      Price: $39.00
                                      Availability: In stock

                                        Replacement Aspen pads for evaporative air coolers. Just select the model cooler you have. You will receive a set of 3 pads which includes 2 for the side panels and 1 for the rear panel.

                                        Intake Fan Adjustable Elbow
                                        Price: $8.95
                                        Availability: In stock

                                          Intake Fan AccessoryThe adjustable elbow allows you to direct the air flow from the intake fan in any direction up to 90 degrees.Options4" elbow is for use with the 4" intake fan system8" elbow is for use with the 8" intake fan system

                                          Intake Fan Wall Vent + Damper
                                          Price: $28.90
                                          Availability: In stock

                                            Intake Fan AccessoryThis is an optional exhaust outlet for the intake fan in areas that are tightly sealed. The outlet is screened and sealed with an automatic gravity damper.Options4" wall vent is for use with the 4" intake fan system8" wall vent is for use with the 8" intake fan system

                                            Intake Fan Wye + Screened Cap
                                            Price: $28.90
                                            Availability: In stock

                                              Intake Fan AccessoryThe Wye connector splits the air flow from the intake fan into two directions for better air dispersion. An extra screened cap is included so both ends of the wye are protected.Options4" Wye is for use with the 4" intake fan system8" Wye is for use with the 8" intake fan system