Bayonet’s Kiwi-made Pauloid Bituminous Self Support Roof Underlay is your essential second line of defence against moisture and drafts.
Designed for ease of use, our Bayonet’s Pauloid Bituminous underlay is fully self-supporting down to 10 degrees. – simply attach it directly to your timber or steel framing. Can be used under any roof cladding material with no need for netting – simply attach it directly to your timber or steel framing. It can also provide temporary protection against the weather before you get your wall cladding or roofing material up.
