Top Punched Ventilation Hoods

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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Draft Blocker 4 Inch - Backdraft Damper - Draft Stopper - Backflow Preventer - Vent Deflector (4'' Inch)

  • Back draft damper is made for insertion into inch ventilation ducts. The backflow damper RKI opens and closes automatically. It has a strong spring and can be installed either horizontally or vertically. The flap is suitable for retrofitting, since it is completely inside the duct.
  • Damper has 2 valves, designed for use in air conditioners (AC), dryers, exhaust, extractor or range hoods, heating ducts, vents and other HVAC applications.
  • INSTALLATION: The backflow flap is installed by inserting it into the ventilation pipe until it stops. The position of the spring should be horizontal for horizontal installations so that it can open and close optimally. The Backdraft shutter is installed so that the damper blades open only in the outflowing air direction..
  • The backflow flap opens and closes automatically at low air volumes. It has a smooth-running spring and an internal foam strip to keep the blades from rattling and can be installed horizontally or vertically.
  • Back draught valves can be inserted into ventilation ducts which are flexible or non flexible. Cannot be used with plastic ....
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iPower 4 Inch 8 Feet Non-Insulated Flex Air Aluminum Foil Ducting and Backdraft Shutter Damper for HVAC Extractor Fan Vent, Range Hoods, 2 Clamps Included

  • Ducting size: 4 inches (diameter) x 8 feet (length) when fully extended. Temperature endurance range from 0 ~ 185°F. (-18℃ ~ 85℃). A pair of 4 inch stainless steel metal clips makes the installation firmer.
  • Fire proof coating ducting: Flexible ventilation ducting made from high-quality flame-retardant aluminum and built-in corrosion-resistant wire helix for reinforcement and lasting performance.
  • Backdraft Shutter Damper: Made of a Galvanized steel. Withstand temperatures from 14 to 140 °F. Back-flow valve with 2 spring-loaded wings prevents the reverse airflow movement through the ventilation duct when the ventilation system is turned off.
  • Low noise design: 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 backdraft shutter damper horizontal installations so that it can open and close optimally.
  • Wide applications: A pair of metal clamps makes ducting and damper securely fixed. Designed for use with range hoods, bathroom fans, kitchen and other home HVAC applications. Essential for HVAC ventilation.
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Hydrofarm ACR0604 Air Conditioning Duct Reducer, 6 by 4-Inch, Silver

  • These galvanized duct reducers can be used with fans, ducting, air-cooled hoods, and ventilation systems.
  • Consider these reducers as a patch between your current unit and the ducting you want to run.
  • Never be restricted to your air conditioner's ducting requirements again.
  • Item Package Dimensions: 13.6" L x 18.0" W x 13.6" H.
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iPower 6 inch Backdraft Shutter Damper Back Draft Blocker, One-Way Airflow Ducting Insert Backflow Preventer with 2 Inline Springs Loaded Folding Blades, 6\

  • 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 6 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, bathroom fans, kitchen and other home HVAC applications. Essential for HVAC ventilation.
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4 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Deflector Silver

  • 【Material】The 4 inch backdraft damper is made of a Galvanized steel, the flap leaves are made of aluminum, while the Axis and spring are made of stainless steel..
  • 【Installation】The backdraft damper 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..
  • 【Function】This airflow regulating backdraft shutter fits over the TD lip and is designed to improve ventilation by preventing air from re-circulating when the fans are not in use..
  • 【Wide Application】 These backdraft dampers can be widely used in ACs, exhaust fans, extractors, range hoods, heating ducts, vents and other residential, commercial and industrial applications..
  • 【Note】Back draught valves can be inserted into ventilation ducts which are flexible or non flexible. Cannot be used with plastic ducts as the sizes are different..
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Draft Blocker - 4'' Inch Backdraft Damper Duct - Draft Stopper - Backflow Preventer - Inline Fan Vent - Vent Deflector (4'' Inch)

  • Back draft damper is made for insertion into inch ventilation ducts. The backflow damper RKI opens and closes automatically. It has a strong spring and can be installed either horizontally or vertically. The flap is suitable for retrofitting, since it is completely inside the duct.
  • Damper has 2 valves, designed for use in air conditioners (AC), dryers, exhaust, extractor or range hoods, heating ducts, vents and other HVAC applications.
  • INSTALLATION: The backflow flap is installed by inserting it into the ventilation pipe until it stops. The position of the spring should be horizontal for horizontal installations so that it can open and close optimally. The Backdraft shutter is installed so that the damper blades open only in the outflowing air direction..
  • The backflow flap opens and closes automatically at low air volumes. It has a smooth-running spring and an internal foam strip to keep the blades from rattling and can be installed horizontally or vertically.
  • Back draught valves can be inserted into ventilation ducts which are flexible or non flexible. Cannot be used with plastic ....
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4 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert Backflow Preventer Inline Fan Vent Vent Deflector (4 in)

  • 【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..
  • 【Installation】The backdraft damper 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..
  • 【Function】This airflow regulating backdraft shutter fits over the TD lip and is designed to improve ventilation by preventing air from re-circulating when the fans are not in use..
  • 【Wide Application】 These backdraft dampers can be widely used in ACs, exhaust fans, extractors, range hoods, heating ducts, vents and other residential, commercial and industrial applications..
  • 【Note】Back draught valves can be inserted into ventilation ducts which are flexible or non flexible. Cannot be used with plastic ducts as the sizes are different..
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Kitchen Ventilation Low

  • DURBALE EXTERNAL BLOWER: External in-line blower for Broan range hoods provides high ventilation and durable construction to meet the needs of your....
  • STRONG OPERATION: Performs at 600 CFM and has a 120 voltage rating for an effective production.
  • EASY INSTALLATION: Unit installs remotely in the interior of the home and can use 8-position mounting brackets or be suspended with special suspension....
  • HIGH QUALITY: Specially designed resilient motor mounts and housing isolation mounts prevent vibration noise to ensure quiet operation.
  • CUSTOMIZABLE DUCT: Flexible duct design allows straight-through or right-angle connections with built-in damper and includes 10" round ductwork....
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Broan-NuTone 644 Roof Cap, 3-1/4\ x 10\

  • Footprint is 18-3/4" long x 14-1/4" wide for a well-balanced fit.
  • Designed to fit with 3-1/4" x 10" or up to 8" round duct for flexible installation.
  • A built-in, backdraft damper and bird screen provide a dependable roof cap you can count o.
  • Roof cap is made of 24 gauge CRCQ steel construction in a .025 natural Aluminum finish for durability and long life.
  • For use with Range Hoods, LoSone Fans and Bath Ventilation Fans.
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OZ ARMOUR Beekeeping Suit Ventilated ULTRA COOL Three Plus Layers Mesh with Two Hoods.

  • PROTECTION WITH VENTILATION - Protection with Air circulation around your body with Three-layer mesh sting proof material, plus an additional layer for Sweat Absorbance It comes with two hoods. Both Veils/hoods have strong and high visibility mesh. Extra Sweat absorbent Layer..
  • UNIQUE FEATURES - The fencing hood opens from the front, should you need to adjust your glasses or take a sip of water. It also features a rigid insert within the hood, which distances the mesh from your face..
  • LEG HIGH ZIPPERS- Allow easy wearing and removal. The Velcro and elastics on the ankles and wrists allow adjustment for your comfort, and the veils easily attach with zippers..
  • DURABLE & LONG-LASTING - STRUDY YKK Zipper, Double sliders on the leg high zippers and the front zippers to easily access the internal pockets and convenient in the bathroom. For your safety, zippers on the neck overlap each other so no chance of bee entrance..
  • KEY STRENGTHS - The fencing hood has strong Italian mesh and has lifetime warranty, Reinforced twill tape stitching for extra strength. Kneepads pockets, industrial-grade material. SIZING- check the recommended size guidelines in the main images, if you are not sure about the size, message us with your height and body weight, we will recom....
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On-Stage MSA5000 Mic Stand Laptop Mount

  • Provides the perfect flattop workspace for your laptop, CD player/controller, EFX machine, lighting controller or any other accessories.
  • Punched ventilation slots provide air circulation to keep devices cool.
  • Sliding/removable tabs adjust to accommodate the width of your laptop, tablet, mixer, etc..
  • Standard 5/8"-27 threading attaches to standard mic stands.
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