- 10mm - 60 per box
- 25mm - 50 per box
Extremely strong to resist the weight of tiles and slates, and crushing by foot traffic. Lighweight and resistant to corrosion and rotting. An integral grill prevents entry of large insects, birds or rodents into the roof.
The 10mm vent is suitable for for conventional cold roofs. The 25mm vent is suitable for warm roofs, flat roofs and roof pitches below 15deg.
Suitable for building with, or without, a soffit overhang; new or refurbished; and buildings with corbelled eaves situations. The use of over fascia vents allows shallower fascia boards to be used.