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One way non-return flap only opens when your extractor fan is operating, thus preventing problems with cold air from outside blowing into your bathroom.
Compatible with 100mm / 4 inch flexible round ducting.
Manufactured from flame retardant PVC.
Product Code: CTA
EAN (barcode): 5012739609022
MPN Code: VA212-P
Brand : Greenbrook
You can save money on this item when you purchase several at a time. The table below shows the minimum quantities required to benefit from this offer, and how much they'll cost.