Tyvek Under Metal Roof

Once again this is used on cold roof construction.

Tyvek under metal roof.

Tyvek metal roofing underlay is vapour permeable yet water resistant and airtight. Each roll covers 1 000 square feet and with 10 squares per roll and 2 inch chalk marks installation is flat and easy. The lightweight material makes installation easy under roofs made from metal or asphalt shingles. Long term in service roof performance can be affected by several important factors including.

Owner wants to install vertical metal siding reverse standing seam rustwall over tyvek house wrap and is concerned about the heat build up melting the tyvek. Tyvek protec roofing underlayments feature a unique embossed pattern allowing for better traction and grip while walking on the roof. It serves as a moisture barrier as well as a slip sheet. I have been asked to advise whether to 1.

Dupont tyvek protec 120 roof underlayment is an engineered synthetic roofing underlayment with industry leading walk ability. House under construction in coastal zone 3 2 story 2x6 wood framed. Exterior walls are 1 2 plywood w tyvek housewrap. Plus you ll enjoy the added benefits of lightweight durability excellent secondary moisture protection and a wrinkle free surface for smoother installations.

Tyvek protec underlayments are ideal for jobs from renovation to new construction and designed for slopes 2 12 and higher under a variety of roofing materials. With a high strength to weight ratio you can use this on sloping roofs with 2 12 or higher ratios. Take the tyvek off and start over with a better detail i typically. We recommend a polypropylene scrim reinforced underlayment made up of multiple layers.

It is ideal for slopes 2 12 or higher and can be used under a variety of roofing materials including asphalt shingles cedar or metal roof cladding. Yes dupont tyvek wb can be used under any façade including brick stucco vinyl cedar siding metal and stone. Proper installation under each façade is essential to ensure tyvek provides the maximum level of air infiltration resistance and bulk water holdout. This type of underlayment is critical to a quality roof installation.