More Picture Of Do You Need Roof Vents With Breathable Felt Best Images PNG. In Wales where we are located there are still many properties with original welsh slate roofs. Unfortunately these slates are exceptionally thin and flat and the mortar torching pointing prevents any air beneficial movement.
Sep 03 2019 i use breathable membrane all the time doesnt ripsaves on vents etc. You may be able to use the original tiles depending on their condition. While breathable membranes are becoming an increasingly popular underlay choice they arent by any means necessary.
Damp in roof space As a general rule of thumb slated or tiled roofs without underslaters felt tend to breathe and ventilate through natural gaps in the slate.
For many years traditional roof constructions have used non-breathable underlays in conjunction with low level eaves and high level ridge ventilation systems. When using breathable underlays do you need other roof ventilation. Breathable felt is very popular now as it is clean and light to handle. Aug 09 2005 Breathable felt should not go into the gutter but should stop at the fascia so you also need eaves carriers which can be bought at any roofing supplier or you can use Visqueen dpc 450 wide as this is UV protected.