Type RAV-FL Roof Abutment Ventilator Flat Roof - DPC Products Direct
Top Abutment Ventilation | Wienerberger
Timloc Over Fascia Vent (1m) - Pack of 20 from £24.69
flat roof solution on Twitter: "New Rubberbond flat roof. Garage conversion incorporating a created wall abutment ventilation, self seal pipe pocket https://t.co/RDyFFTqkQO" / Twitter