On this new EPDM roof, we use mushroom vents to vent the new timber structure. The timber structure is criss-cross with open gaps over the full expanse... | By London Flat Roofing
Klober Flavent uPVC Roof Breather Vent with Standard Flange - 70mm | Roofing Superstore®
Flat Roof Breather Vent | Rubber4Roofs
AIRTRAK® - Nicholson Roof Products
Venting a badly installed cold flat roof using abutment vents and mushroom vents. - YouTube
Ryno TV4 Flat Roof Breather Vent 110mm - EPDM
Flat Roof Attic Ventilation | The Benefits of Roof Ventilation
Breather vents for flat roofs and vapour release | Ryno