This BBA certified Cromar breather felt roof underlay is suitable for use in both cold and warm roofs. It is a three-layer spun-bonded membrane that offers significant advantages over conventional roof underlays. It is lightweight, breathable, and flexible, making it easy to h... Read More
This BBA certified Cromar breather felt roof underlay is suitable for use in both cold and warm roofs. It is a three-layer spun-bonded membrane that offers significant advantages over conventional roof underlays. It is lightweight, breathable, and flexible, making it easy to handle and install.
The underlay also boasts excellent tensile strength and is designed with a light grey surface that helps prevent glare. Furthermore, it is UV stable for up to three months, ensuring pro-longed protection.
Please note:
Question:
Can I use this on the walls of my shed? is it water proof? The walls will have batons and cladding applied so just needs a breathable membrane. I'm asking as I have some left over.
Answer:
This product would need to go under the cladding and no its not 100% waterproof
Question:
Hi do you only do this felt in 50m? I only need two m thank you
Answer:
We do only have this in full rolls, the best option if you only need a small amount is to go for the cut to length Tyvek Supro you can find on the below link.
https://www.roofingsuperstore.co.uk/product/dupont-tyvek-supro-breather-membrane-1m-wide-cut-to-size.html
Question:
Cromar vent 3 underlay breathable felt : can this be used as an alternative underlay beneath an asphalt felt on a garage roof?
Answer:
No, this is for use on a tiled/slates roof as felt under the batten, you can find Torch on felt underalys on the link below.
https://www.roofingsuperstore.co.uk/browse/flat-roofing/roofing-felt/torch-on-felt.html
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