Roofing underlayment or felt is usually required for the ul fire rating to apply since shingles are usually tested with underlayment.
Sand roofing felt underlay.
Roofing underlayment or felt protects the roofing from any resins that bleed out of the sheathing.
5 38 per m2.
Fit felt around vent pipes or other protrusions by cutting it with a utility knife and fastening around the bottom of the vent.
Clear comparisons add 0 to compare list max 4.
Lay it over metal flashing edges around vents and pipes.
Roof pro torch on sand underlay l 8m w 1m product code 5060382231480.
Roofing underlayment or felt helps prevent unevenness in the roof sheathing from telegraphing through the shingles.
Types of roofing felt traditional bitumen sarking felt is the cheapest option for roofing underlay and is readily available.
Item 656632 model 0903000.
Gaf shingle mate 36 in x 144 ft 400 sq ft felt roof underlayment.
Add roof pro universal sand underlay l 10m w 1m to compare list max 4 add to basket.
This felt will help prevent damage to your roof from wind driven rain and water from other sources.