Roofing Secondary Water Barrier

Definition of a secondary water barrier.

Roofing secondary water barrier. Roofs with secondary water barrier may require venting so moisture does not become trapped in the sheathing and care must be taken when removing the backing paper and smoothing the product down. A secondary water barrier is the layer of material that is placed directly on the roof deck under the primary outer roof covering of shingles tile metal etc. Roof re nailing and secondary water barrier affidavit. Without underlayment any time there was the slightest damage to the roofing material water could seep into the roof structure and cause leaks rot and mold.

This serves as a barrier to prevent the water from entering the home even after the primary barrier the roof covering system such as shingles or tiles and related underlayment has failed. In the event of a catastrophic storm that damages the roof of the home one of the ways people can prevent water intrusion is to have what is called a secondary water resistant swr barrier. A secondary water barrier shall be installed using one of the following methods when roofing replacement when reroofing. Roofing underlayment covers the plywood roof deck and provides a second crucial barrier of protection if water gets underneath the shingles.

Weatherlock g granular self sealing ice and water shield leak barrier model 891705 view the owens corning total protection roofing system 104 00 104 00. Avenue boca raton fl 33432. A water resistant roof underlayment layer or product that provides protection to the structure to which it is affixed in the event the primary roof covering is damaged removed or penetrated by wind driven rain as the result of hurricane force winds. If there are any defects in the shingles they do not affect the main structure because the underlayment protects the building.

Mineral surfaced peel and stick roof leak barrier roll model 0914000 110 00 roll 110 00 roll free delivery. Roof re nailing and secondary water barrier affidavit. Here are a few reasons why floridians find that building codes often require them to add this component to their roofing system. Wide strip of self adhering polymer modified bitumen tape applied.

Gaf weatherwatch 200 sq. Metal roofing tile roofing asphalt shingle roof repairs. Secondary water resistant swr barriers. Trust experienced roofing professionals like the trained crews from imperial roofing contractor with the correct installation of secondary water barrier florida homeowners are eager to have.

For hearing impaired tdd 561 367 7043. A all joints in roof sheathing or decking shall be covered with a minimum 4 in.