Reinforced with laminated nonwoven polypropylene, this durable Supro breather membrane felt underlay from DuPont Tyvek is extremely water-resistant, as well as vapour-permeable and airtight. It is ideal for use with all unsupported and supported roofs without needing any ridge... Read More
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Find out moreReinforced with laminated nonwoven polypropylene, this durable Supro breather membrane felt underlay from DuPont Tyvek is extremely water-resistant, as well as vapour-permeable and airtight. It is ideal for use with all unsupported and supported roofs without needing any ridge, tile or soffit ventilation. As a result, you can save on both time and money throughout the construction process.
This Tyvek Supro underlay can be used for a wide variety of applications including cold, hybrid and warm roofs. It is also perfect for wall and floor installations, low-pitched metal roofs and Scottish sarking board systems. Designed to withstand high temperatures and prolonged UV radiation while also offering superior moisture and air management for residential and commercial buildings, it comes with full IAB and BBS approval for use in all pitched roof structures.
Question:
How long can the felt be left exposed before slating/tiling is complete?
Answer:
UV will only last 2-3 months at a push
Question:
Is this ok to go under felt shingles?
Answer:
Technically yes.
Question:
Is this felt bat friendly .. if not do tyvek do a bat friendly one
Answer:
No, it's not technically bat-friendly, none of thier products state bat-friendly
Question:
Can you paint over this if it is exposed and looking dirty?
Answer:
No, and I don't think that there is a paint for membrane on the market
Question:
Can this be used on a stud wall in a garage conversion
Answer:
For a stud wall you would be better off using housewrap, please find this linked below.
https://www.roofingsuperstore.co.uk/product/dupont-tyvek-housewrap-100m-x-14m-roll.html
Question:
Is it OK to just staple the Tyvek to fasten it to a plywood roof . I'm a home DIYer and did not fancy buying any specialist tools if I good avoid it. Thanks
Answer:
Yes stapling it would be ok.
Question:
Could this be used under Cedar roof shingles on a sloping shed roof?
Answer:
Yes this would be a suitable breather membrane for under cedar shingles.
Question:
is the tyvek supro breather membrane availible in 2.5 m width?
Answer:
Unfortunately not, just 1m and 1.5m wide.
Question:
Can this product be used as a felt underlay on a flat roof? We'll then have high-performance rubber resin coating on top of the felt.
Answer:
No this is a breathable felt for use under tiles/slates, sounds like you are looking for a torch on felt you can find in the category below.
https://www.roofingsuperstore.co.uk/browse/flat-roofing/roofing-felt/torch-on-felt.html
Question:
Do you need to tape the laps?
Answer:
Yes it is advised to tape the laps, please see below for a link to the tapes to go with this membrane.
https://www.roofingsuperstore.co.uk/browse/pitched-roofing/roofing-membranes/breathable/tape-sealants/other-leading-brands-2.html
Question:
Hi is this ok too go under my welsh slate thanks
Answer:
Yes this would be perfect for that application.
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