CertainTeed's waterproofing shingle underlayments are applied under roof shingles during new construction or re-roofing to protect your home’s interior from winter leaks caused by ice dams and wind-driven rain.
MFM Building Products
Whether your project is new construction, an addition, or repair, rely on MFM Building Products for the best in underlayment technology solutions. The choices are complex, involving all kinds of roofing materials, all kinds of substrates, and all kinds of climates. MFM underlayments help you match performance and cost factors for virtually every job.
Owens Corning - Roof - Underlayment
For a roof to last, your roofing system must include protection from wind-driven rain.
Tamko Roofing Products
TAMKO® provides a complete line of saturated organic felt roll roofing products for use as shingle underlayments.
Whether your roof is covered with shingles, shakes, tile, slate or metal, be sure it’s protected with Surround™ SR Underlayment from TYPAR.