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Wall-mounted plastic non-return air exhaust vent

Fresh Air Supplies

Regular price £5.93

USMS-P air exhaust vents are PVC-based products designed for use in home ventilation systems. The flexible collapsing louvres close the opening when there is no exhaust pressure coming out of the ductwork. The air exhaust vent is installed with screws. The inward sleeve fits round spiral ducts and flexible ducts.

The universal joint makes one product size fit 100, 110, 120 and 125 mm ducts.