Synthetic Roof Underlayment Vs Felt

Know that summit synthetic underlayment has a uv coating that allows it to be left uncovered on a roof deck for up to 180 days.

Synthetic roof underlayment vs felt. When most people think of roofs they typically think of shingles or metal roofing. The shingles are the primary weather barrier. Synthetic roof underlayment vs. Tough lightweight and weather resistant synthetic underlayment delivers advanced protection that s easy on your crew tough against the elements and reassuring to your customers.

Asphalt felt and synthetic underlayments are products installed under all the roofing materials and directly on a roof deck. After a long time of felt underlayment being the primary choice for roof underlayment in the u s synthetic underlayment entered the market in the late 20th century. As contractors sometimes. But what some may not know is there s another layer of protection directly on top of the roof deck and under the roof covering that performs a critical role in protecting your home from moisture damage.

One of the main barriers to using synthetic underlayment for roofing contractors is the cost is higher per square foot than traditional felt. Synthetic underlayment is composed of a polymer combined with polyethylene or a polypropylene. Sure but felt is a great choice. When to use synthetic underlayment.

Since it has become one of the leading underlayment products on the market. For decades roofers have fitted a layer of felt over a roof s sheathing or roof deck before installing shingles. Your underlayment should too. Synthetic underlayment will not rot buckle or crack and provides slip resistance for workers on the roof deck.

Felts also offer a great fire rating and are slow to burn. The underlayment provides a secondary weather barrier against wind driven rain and snow. Synthetic which is more costly than traditional felt has other benefits too. Roofing felt offers an additional layer.