Felt Paper For Metal Roofing

The first goal of roofing underlayment is to keep the roof deck dry before installation of the metal roofing material.

Felt paper for metal roofing. There are several types of felt underlayment including both organic reinforced and inorganic reinforced. It was easy to use durable and even had alignment lines to help with the shingle installation. We specialize in providing painted galvalume and aluminum for the architecturally driven metal panel industry. What types of underlayment are available for metal roofing and which is the best choice for your design or installation.

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. Most codes and good roofing practice would require felt. The best underlayment for metal roofs. United roofing gator skin synthetic roof underlayment 42 in x 285 8 ft 1 000 sq ft synthetic roof underlayment.

When most people think of roofs they typically think of shingles or metal roofing. With metal roofing its also a good idea to put a layer of red rosin paper between the felt or ice water shield and the metal that way it wont potentialy stick to it and cause oil canning and would allow for expansion. Item 656632 model 0903000. Lighter than felt synthetic underlayment is just as easy to work with.

Underlayment must also act as a secondary weather barrier in case the roof fails. Traditionally metal roofs have used standard 30 pound felt paper underlayment. Roofing felt is comprised of a base made from natural materials such as wood cellulose or synthetic ones such as fiberglass or polyester and then coated or saturated with a protective coating such as bitumen asphalt which repels water but still allows the product to breathe. Felt paper also referred to as tar paper was the standard underlayment material in roofing for decades.

The traditional and most common material used for roof underlayment on a steep slope metal roof is non perforated asphalt impregnated felt underlayment.