Roof Secondary Water Barrier

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.

Roof secondary water barrier.

The criteria may include but need not be limited to roof shape slope and composition of all elements of the roof system. Wide strip of self adhering polymer modified bitumen tape applied. Mineral surfaced peel and stick roof leak barrier roll model 0914000 110 00 roll 110 00 roll free delivery. Gaf weatherwatch 200 sq.

Secondary water barrier on a florida home prolongs your roof s structural integrity. 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. 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. A secondary water barrier shall be installed using one of the following methods when roofing replacement when reroofing.

A all joints in roof sheathing or decking shall be covered with a minimum 4 in. Definition of a secondary water barrier. Holds up against hurricane winds the alternative to secondary water barrier florida homeowners can choose felt paper is not self adhesive. Secondary water barriers for roofs and standards relating to secondary water barriers.

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. Here are a few reasons why floridians find that building codes often require them to add this component to their roofing system. The criteria may not be limited to one method or material for a secondary water barrier. Owens corning 200 sq.

It comes up when the shingles atop it come up as in hurricane force wind uplift. 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. The type of secondary water barrier that can be installed over a tongue and groove wood sheathing roof deck is an approved base sheet installed with nails and tin caps and covered with either a self adhered polymer modified cap sheet or an approved capsheet using hot mopped asphalt may be installed over the basesheet.