The overflow connection is designed to suit 22mm od standard plastic plumbing pipe which should be a push fit into the flexible grommet supplied.
Extractor fan condensation trap with overflow.
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The trap is simply connected to the system as part of the vertical duct run and an internal gutter within the trap collects the moisture and then drains.
Connects to exit side of fan into ducting to trap water caused by condensation.
Extractor fan condensation trap with overflow 100mm.
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Published on aug 17 2011.
Whilst still high enough to maintain a fall on the overflow pipe a condensation trap can be used to prevent this problem occurring.
Product codes and details as follows.
Extractor fan condensation trap with overflow 100mm ebay.
Stuart wright from envirovent shows how effective envirovent extract fans are even on a 3 metre length of duct.
By verplas product code.
An ineffective extract fan may.
6 inch condensation trap manrose 1460 6 150mm condensation trap with overflow prevents condensed water from running back down the duct towards the fan.