Secondary Water Barrier Roof

A secondary water barrier is a backup system to prevent water intrusion through the joints in the roof decking into the home in the event of the primary roof covering and underlayment being blown off during a hurricane.

Secondary water barrier roof.

Note abundant photographs demonstrating code complianceshall accompany this affidavit. 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. The material is that tough. The adhesive on secondary water barrier on florida roofs is so strong it does not lift up with high winds.

201 2 roof secondary water barrier for site built single family residential structures. For the use of secondary water barriers on a national and international scale. 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. Jim freedman of a l.

A secondary water barrier shall be installed using one of the following methods when roofing replacement when reroofing. Roof re nailing and secondary water barrier affidavit for existing site built single family residential structures only. I the contractor qualifier do affirm and certify the roofing diaphragm for the roofing system. For the south carolina safe home program when a home is being upgraded as part of.

A all joints in roof sheathing or decking shall be covered with a minimum 4 in. Owens corning 200 sq. 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. Weatherlock g granular self sealing ice and water shield leak barrier model 891705 view the owens corning total protection roofing system.

Ice and water guard commonly named peel and stick may be installed as the primary underlayment to your roof. Here are a few reasons why floridians find that building codes often require them to add this component to their roofing system. It is normally installed just along the valleys as a tallahassee code requirement.