Best Square Exhaust Fans

Ventline BVA0312-00 White 6.5 Depth Fan Blade for Ceiling Exhaust Fan

  • Fan Blade for Ventline Ceiling Exhaust Fan.
  • Dynamically balanced polypropylene blade will not bend out of shape.
  • Fan Blade only for 7 Inch insert fans and sidewall fans.
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Remflex 2006 Exhaust Gasket for Chevy V8 Engine, (Set of 2)

  • 1-3/8 inch width x 1-1/2 inch width Square Port - Matches the Stock cast iron Head Port.
  • Chevy V8 - SB 262, 265, 267, 283, 302, 305, 307, 327, 350, 400, Stock Port, Manifold or Headers, 2/Set.
  • Port configuration comparable to Fel-Pro 1404.
  • There are no rubber binders or composite materials in Remflex exhaust gaskets so they will not shrink or harden due to time or temperature eliminating the need to go back and continually retighten your flange bolts.
  • Heating and cooling of the exhaust system causes header and manifold flanges to warp resulting in gaps between the head and header which Remflex exhaust gaskets seal completely due to the thickness and compressibility of the 100 percent flexible graphite.
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Tjernlund X2D Model Products Xchanger Reversible Basement Fans

  • Reversible basement air exchanger ventilates damp and musty basements.
  • Two 90 CFM fans can individually be reversed to exhaust musty air or supply fresh air to basement.
  • Includes adjustable dehumidistat and pug-in electrical.
  • Hood separate from fans for installation flexibility.
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Gudoread 5.9 inch / 6 inch Portable Air Conditioner Exhaust Hose Coupler, AC Unit Tube Connector Air Conditioning Accessories & Parts Window Adapter (Square)

  • WIDELY COMPATIBILITY- Fits on the back of many portable Air Conditioner units. Goes from square, to fit down to 5.9"-6" diameter exhaust hose. Fits both Clockwise and counterclockwise hoses..
  • EASY TO INSTALLATION - No tools needed. No drilling. Connected to the exhaust hose, and can be easily installed on the back of the portable air conditioner..
  • ENHANCE COOLING - This adapter can attach exhaust hose closely on your a/c unit, so that your air conditioning unit can be more efficient and cools your room at short time..
  • HIGH-QUALITY MATERIAL - The exhaust hose connector kit is made of ABS material, which is light and strong, durable and flexible, and can be used for a long time..
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5.9 inch/6 inch Portable Air Conditioner Exhaust Hose Coupler Window Adapter A/C Unit Tube Connector Mobile air Conditioning Accessories Square to Round

  • Fits all 5.9"- 6" Hoses: Fits on the back of many portable Air Conditioner units. Goes from square, to fit down to 5.9" diameter exhaust hose. Fits....
  • Easy to Use: No tools needed. No drilling. Connected to the exhaust hose, and can be easily installed on the back of the portable air conditioner..
  • Enhance Cooling: This adapter can attach exhaust hose closely on your a/c unit, so that your air conditioning unit can be more efficient and cools....
  • High Quality: Made from ABS material. Durable and money-saving, can be used for a long time..
  • Package Includes:1 x Exhaust Hose Adapter for Portable Air Conditioner Units.
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5.9 inch/6 inch Portable Air Conditioner Exhaust Hose Coupler Window Adapter A/C Unit Tube Connector Mobile air Conditioning Accessories (Round)

  • Fits all 5.9"- 6" Hoses: Fits on the back of many portable Air Conditioner units. Goes from square, to fit down to 5.9" diameter exhaust hose. Fits both Clockwise and counterclockwise hoses..
  • Easy to Use: No tools needed. No drilling. Connected to the exhaust hose, and can be easily installed on the back of the portable air conditioner..
  • Enhance Cooling: This adapter can attach exhaust hose closely on your a/c unit, so that your air conditioning unit can be more efficient and cools your room at short time..
  • High Quality: Made from ABS material. Durable and money-saving, can be used for a long time..
  • Package Includes:1 x Exhaust Hose Adapter for Portable Air Conditioner Units.
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2 x NEW Improved 6.0 6.0L Ford Powerstroke Diesel LOADED O-RING 18mm Cylinder Head PAIR 2003-07 No Core (18MM O-ring)

  • High grade aluminum, bronze valve guides, hardened seats, advance port design for greater air flow.
  • This head is 200cc intake runner with a 68cc combustion chamber, 68cc combustion chambers improve performance and retains stock compression on 1970 and earlier.
  • Lighter than Iron Heads. Each Head weighs 10.33kg.
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G HYDRO 6 Inch Air Carbon Filter with Australia Virgin Activated Charcoal Prefilter Included Odor Control Scrubber for Grow Tent Indoor Plants Inline Fan, Reversible Flange 6 x 18 Inch 425 CFM, Silver

  • ...onsidered by experts to be among the very finest available. Filters 3 times more odors and particulates than standard filters. You get 100% filtered airflow with 1050+ RC 48 rated carbon. Ideal for smelly grow operations, bathrooms, kitchens, wash room, and more..
  • Ideal Replacement Filter - Can be used as intake or exhaust filter in a wide variety of systems and situations. Universal fit for 6" inline fans and duct fans, intake and exhaust fans, air exchange fans, ventilation ducts, and other similar uses and designs. It's fast and easy to install..
  • Favorite silver Color - This comes in customer favorite silver. This will not show dust and dirt like white and silver versions found elsewhere. This filter measures 6" by 18" long. Check your equipment to verify this size is right for you. Durable construction with the professional quality filtration you want and deserve..
  • Stock Up Now - Get this improved design and much higher quality air filtration for your home or business. Many people are buying several to fully outfit their home for months of healthier, more pleasant air. It makes a thoughtful gift for anyone who needs cleaner air for stronger health and wellness..
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Edelbrock 2601 Performer Air-Gap Aluminum Intake Manifold, Multi, One Size

  • Patented runner tuning and a 180 degree firing order.
  • Fits spread-bore or square-bore carburetors.
  • Features the air-gap design for ultimate street performance.
  • No provision for exhaust heated chokes or exhaust crossover.
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4\ Air Duct Flexible Ducting, 4 Layer HVAC Ventilation Air Hose - Great for Grow Tents, Green Houses, House Vent Register Lines (3.3 FT Long, White)

  • 4" DUCTING LIGHTPROOF: Thick layer of PVC on this ducting prevents light leaks. Works with exhaust and intake fans, carbon filters and hooded lights which are 4" in diameter // Maximal allowable temperature +284°F (140°C).
  • 4-LAYER TOUGH: Keep your ventilation system free of rips and pin holes. Under the PVC layer our ducting is built with 2 layers of Aluminum Foil With a layer of PET and Combyflex to preserve the shape.
  • FLEXIBLE AND EASY TO USE: Our 4 Inch Duct is super flexible and easy to install, it will slide right on your Duct Fan, Vent Exhaust, Carbon Filter or Light Reflector. Clamps are NOT included..
  • 4" DIAMETER WITH ADJUSTABLE LENGTH: This Ventilation Duct is 4 Inches in diameter and comes in one 3.3 Feet Long Piece, which can be cut into as many pieces as you need using a wire cutter and a paper knife.
  • VARIETY OF APPLICATIONS: Our Ducting Is suitable for any Heating Ventilation & Air Conditioning (HVAC) Purposes. It will move and deliver air in Kitchens (cooking exhaust), Green Houses and Grow Rooms (Air Circulation, Intake, Exhaust and Light Fixture Cooling), Bathrooms (Smell and Moisture Exhaust), Grow Tents and other applications you have in mind.
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