Reviews Flap Valve

RKI 4" - Professional Backdraft Damper Inline Spring Loaded for Dryer Duct

  • ... entering the ventilation pipe. In this case, the flap is installed in such a way that the flap leaves only open into the outgoing air direction. This means that no (cold) air / wind can penetrate the ventilation pipe from the outside..
  • INSTALLATION: The backflow Preventer valve is installed by pushing it into the ventilation pipe as far as it will go. The position of the spring should be horizontal when the flap is installed horizontally so that it can be opened and closed optimally. This also applies to the vertical installation..
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iPower 4 inch Backdraft Shutter Damper Back Draft Blocker, One-Way Airflow Ducting Insert Backflow Preventer with 2 Inline Springs Loaded Folding Blades, 4", HVAC Extractor Fan Vent, Range Hoods

  • Lightweight valve wings: The valve wings open under the pressure created by the airflow and then automatically close with the spring work. The backflow flap closes automatically at low air volumes. The Backdraft shutter is installed so that the damper blades open only in the outflowing air direction.
  • Keep away from rattling: It has an internal foam strip and a smooth-running spring to keep the valve wings from rattling. The position of the spring should be horizontal for horizontal installations so that it can open and close optimally.
  • One-way airflow ducting insert: Back-flow valve with 2 spring-loaded wings prevents the reverse airflow movement through the ventilation duct when the ventilation system is turned off.
  • Material: The 4 inch Backdraft damper is made out of a Galvanized steel, the flap leaves are made of aluminum, while the Axis and spring are made of stainless steel and can withstand temperatures from 14 to 140 °F.
  • Wide applications: Back draught valves can be inserted into ventilation ducts which are flexible or non-flexible. Designed for use with range hoods, bathro....
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Quality Park Envelope Moistener With Adhesive, 2-Pack

  • Safely secures more than 1500 envelopes For use on all paper products Dries fast Non-clogging patented spring-valve applicator Non-toxic Acid free Eliminates licking the flap 50 mL..
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Vent Systems 8 Inch Backdraft Damper - Backflow Shutter - Heavy-Duty Inline Springs Loaded - One-Way Airflow Ducting Insert - Inline Fan Vent Deflector

  • Back draft damper for insertion into 8 inch ventilation ducts. The backflow damper opens and closes automatically. It has a strong spring and can be....
  • A tight sealing and fastening of the duct is achieved by the rubber strip attached to the inside of the draft blocker damper. The rubber seal prevents....
  • Designed for use in AC, dryer vent, exhaust, extractor or range hoods, heating systems, fans, vents and other residential, commercial and industrial....
  • Duct draft stopper prevent cold air or wind from entering the ventilation pipe. In this case, the flap is installed in such a way that the flap leaves....
  • The backflow Preventer valve is installed by pushing it into the ventilation pipe as far as it will go. The position of the spring should be....
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samdew 20lb Propane Gas Tank Cover with Side Flip Flap and Stable Tabletop Feature 2 Storage Pockets Ventilated with 4 Holes Water & Wear-Resistant Black Bag Only

  • 【Fit Well】: The side zipper allows you to put the cover on or off easily. The drawstring design at the bottom can make the cover fit the tank....
  • 【Outside Storage Pocket】: A storage pocket with flap on each side. You can put a lighter and other small objects in the pocket, to reach them in a....
  • 【Humanized Design】: The convenient side flip flap makes the hose easy to pass through and open or close the valve. 4 ventilation grommets provide....
  • 【Stable Tabletop Feature】: The top of the bag is lined with sturdy wooden pad, making it a stable and non-shaking table which provides you with a....
  • 【Protect Your Tank】: Made of water-resistant nylon that protects your tank from scratches and rain during transportation. We are committed to....
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Zeda 80 Performance Bicycle Engine Kit with Dio Reed Valve & OKO Carb - Silver - Motorized Bike (36 Tooth)

  • Take your 2-stroke motorized biking to the next level with this complete Dio performance kit including the engine, mounting hardware, and stock exhaust pipe.
  • The included Dio reed valve, OKO carb, K&N style air filter (or optional velocity stack), and modified Dio cylinder round out this performance package that will yield tons of torque and increased speed.
  • For even more power and performance it can also be paired with our Zeda88 performance pipe (select from the drop down above).
  • or pick up a Dio Upgrade Kit for just $99.
  • Kit includes: 2.95 HP 2-stroke engine, modified Dio cylinder with piston, 21mm OKO flat side carburetor, 6 flap Dio reed valve, K&N style mesh air filter.
  • Performance parts: stainless steel allen bolts, enhanced balanced crank, upgraded bearings + 60% thicker crank case around bearings, stuffed crankcase, large intake port (40mm bolt hole width), round exhaust port 40mm crank stroke (more powerful, efficient, and reliable), type B piston (high wrist pin), long rod (89mm).
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Hon&Guan 10 inch Backdraft Damper, One-Way Airflow Ducting Insert Backflow Preventer Duct Draft Blocker, HVAC Inline Fan Vent

  • 【Material】The 10 inch backdraft damper and the flap leaves is made of a Galvanized steel, the Axis are made of aluminum, while the spring are made of carbon steel..
  • 【Installation method】The position of the spring should be horizontal for horizontal installations so that it can open and close optimally.
  • 【Wide applications】Back draught valves can be inserted into ventilation ducts which are flexible or non-flexible. Designed for use with range hoods, bathroom fans, kitchen and other home HVAC applications..
  • 【Lightweight valve wings】The valve wings open under the pressure created by the airflow.
  • when the air flows in the opposite direction, it is automatically closed under the action of the spring, so as to cut off the flow..
  • 【Backdraft Shutter】Hon&Guan Draft Blocker designed to improve ventilation by preventing air from re-circulating when the fans are not in use, rubber ring ensure 100% closure and quiet closing..
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Kohler: Red Flapper Assembly, GP84995 2PK

  • FLUSH AWAY TOILET ISSUES If you have a leaky toilet, you can flush your toilet problems away while saving on water waste! All you need is this handy toilet kit. Plumbing repairs become easy pee-sy with its simple installation..
  • KOHLER POTTY REPAIR Our hinge flapper valve is a good fit for all Kohler 84995 toilet models and tanks, including San Raphael, Rialto, Rosario, Kelly Graphos, and Santa Rosa. Flexible rubber valve provides a tight seal ring to prevent future potty problems..
  • TOILET WATER RESISTANT Whether you use well water or hard water, theres a lot of nasty chemicals and bacteria floating around your WC. The flap is quality made of siliconized rubber and a stainless-steel chain & hook to stand up to the harshness of chlorine, city water treatments, and other chemicals..
  • REPLACe THE OLD WITH THE NEW Don't worry if your plumbing skills aren't up to par. Just turn off water supply, remove old flapper from clips on the back of overflow tank and remove chain from flush lever. Attach new flapper to clips and fasten chain to flush lever with hook, and turn water on. See more detailed instructions below and on product packaging..
  • QUALIHOME QUALITY - Qualihome delivers professional finishes that guarantee long-lasting durability for all your DIY....
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Big Agnes Insulated AXL Air Sleeping Pad, 25x72 (Wide Regular)

  • ...ament count to increase fabric tear strength by 25% and decrease material weight. Aviation grade TPU lamination technology for weld strength and ultimate dependability. All this and the Wide Regular 25 x 72 inch pad weighs only 17 oz. and packs to 3.5 x 8 inches!.
  • EASY TO INFLATE - Low-profile, single port, two-way valve with micro adjustments make for fast inflation and easy fine tuning to your preferred firmness. Simply insert top of valve into silicone flap for quick deflation. A pad inflation sack is included. Protective storage sack, replacement valve seal and 3M patches also included with your pad..
  • WHAT IS AN R-VALUE? - An R-Value indicates a sleeping pad's ability to resist heat loss. Unlike temperature ratings, R-Values are standard across all pads and are assigned based on quantitative testing designed to give you a better idea of how warm a pad truly is. The higher the rating, the warmer the pad..
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Inflatable Travel Neck Pillow for Airplane Train Car Washable Pillowcase U Shaped Office Napping Pillow

  • ღ TWO-BREATH INFLATION - A unique one-way air valve system allows you to inflate the travel pillow in 2 breaths. Deflating is just as easy.
  • simply press the inner flap to quickly deflate or adjust the neck pillows firmness. ღ.
  • ღ WASHABLE PILLOWCASE - The luxuriously soft micro-velvet pillowcase features an invisible zipper, and can be easily removed and laundered so you always travel with a fresh, clean travel neck pillow! ღ.
  • ღ COMFORTABLE AND SOFT - It is manufactured with very soft, micro -velvet fabric. When your neck touches this travel neck pillow, it is very soft and comfortable, and it is also very light, only has 110g, unlike memory foam pillows, You will not feel the pressure on your shoulders. You really need this neck pillow for airplane travel. ღ.
  • ღ FREE ATTRACTIVE PACK-SACK PROVIDED - After using you can press the air valve to release the air, fold it & keep it in the beautiful pack-sack provided free of cost! ღ.
  • ღ 100% RISK-FREE PURCHASE - This inflatable travel pillow is great for your trip, it is easy to carry and wash, most important thing is that this is very comfortable for your neck, Buy one for yourself or your family, they will say you make a good decision! ღ.
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Lightspeed Outdoors Ultralight Flexform Curved Inflatable Air Mat with Pump Bag | Compact Single Air Mattress| The Cradle Air Mat(Eggplant)

  • Made of durable 30D stretch FlexForm polyester with TPU coating. PVC-Free..
  • Built-in pillow for added comfort and convenience. Easily adjust firmness by tapping the inner flap inside the valve..
  • Curved baffle design cradles and conforms to body shape..
  • Inflates with 5-10 full bag pumps. Includes Pump It Up inflation bag that doubles as a carry bag..
  • Open Dimension: 76.5″ x 24″ x 4.3(body)/5.1″(pillow).
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BBR Tuning Racing Series DIO Cylinder Body & High Performance 21mm OKO Carburetor Assembly

  • RACE READY PERFORMANCE: With the BBR Tuning Racing Series DIO Cylinder Body & Reed Assembly with OKO 21mm Carburetor w/ Velocity Stack you’ll get the power and speed your build’s been looking for. A ported cylinder body with a high performance reed valve intake system, this race assembly was made for race engines in mind..
  • PORTED CYLINDER: Unlike other cylinders, the BBR Tuning Racing Series DIO Cylinder Body is ported to allow maximum fuel and air mixing within your motor. The exhaust port can fit nearly any performance muffler as well as any stock exhaust muffler you want to run, which the intake port is specifically designed to accept the reed valve assembly included with this kit.
  • BOOSTS POWER: With a 32mm opening, you’ll be able to fit hardcore racing carburetors like the BBR Tuning High Performance 2-Stroke OKO Style Carburetor without a single problem. With the right carburetor, this reed will deliver tons of fuel and air to your motor and give you higher speeds and even more torque..
  • COMPLETE KIT: The BBR Tuning Racing Series DIO Cylinder Body & Reed Assembly is paired with a 21mm OKO Race carburetor is racer’s dream setup- get ready for a bike that’ll scream whenever you hit the gas!.
  • INCLUDES: Modified BBR Tuning Racing Series DIO Cyl....
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Lightspeed Outdoors Ultralight Flexform Curved Inflatable Air Mat with Pump Bag | Compact Single Air Mattress| The Cradle Air Mat Chive / Iron Gate

  • Made of durable 30D stretch FlexForm polyester with TPU coating. PVC Free..
  • Built-in pillow for added comfort and convenience. Easily adjust firmness by tapping the inner flap inside the valve..
  • Curved baffle design cradles and conforms to body shape..
  • Inflates with 5-10 full bag pumps. Includes Pump It Up inflation bag that doubles as a carry bag..
  • Open Dimension: 76.5" x 24" x 4.3(body)/5.1"(pillow).
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