Use our directory to search for an NFRC trade member to help with your roofing work.
Find a roofer
In the absence of British or European standards covering design or manufacture of GRP Valley Troughs this bulletin provides such guidelines.
You must either be an NFRC Member or have purchased this document in order to view it.
Please login for Member access.
Please purchase this document in the shop.
You can now enter your project for the UK Roofing Awards 2025!
Enter Now
Please accept {{cookieConsents}} cookies to view this content