Boomerangg Extractor Fan Non Return Valve Backdraft Shutter Wind Shutter ZZ Awenta (100mm (ZZ100))
Boomerangg
The purpose of the check valves (ZZ) is to prevent the effect of back draught which occurs due to various atmospheric factors, e.g. during windy conditions or when the temperature outside the building is higher than the temperature inside The design of the valves ensures that the air flow is only possible in one direction - to the outside. Check valves are also used in ventilation stems where several rooms have a common ventilation duct. he valves can be used with classic fans, panel fans and with SYSTEM+ bodies Backdraft Shutter, Non-return valves ensure that the air flows in one direction only Simple operation works and silent unlike spring loaded vent valves, Manufacturer: Boomerangg
Compare prices (1 shop)
| shop | Price | Action |
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12,99 GBP | Go to shop |
