Hambleside Danelaw Felt Lap Vent (10 Pack)
Hambleside Vents - Danelaw Felt Lap Vent
This Hambleside Vent is a Danelaw underlay lap vent has a shallow and tapered design to fit between the overlaps in the roofing underlay below the tiles or slates to introduce ventilation openings.
It is retrofitted to reduce condensation in the roof space. Simple for anyone to fit from inside the loft by simply inserting between the overlaps of underlay.
Airflow: 2,280mm2 per vent.