Spf Roofing Details

Lapolla distributes an architectural binder available in print and electronic format.

Spf roofing details.

Construction details applicable to spf re cover roof sys tems with protective coatings are denoted as spf r followed by a number and possibly a letter e g spf r 1 spf r 1a. Provide 20 to 30 years of low maintenance leak free performance. Spf roofing delivers thermal air and moisture barriers to provide the highest r value per inch which means the material provides better insulation for the building. While spf isn t exactly new to the low slope roofing industry many professional roofers choose not to install this product due to some lingering issues.

Offer the lowest lifecycle cost. Studies conducted by structural research inc. Adequate drainage is particularly important in these systems because of their natural sensitivity to water. For the national roofing foundation texas a m university michelsen technologies llc and the national roofing contractors association show that spf roofing systems.

This fully adhered self flashing system is seamless and seals all penetrations with no joints or fasteners. The binder includes product specifications detailed drawings and illustrations technical datasheets and a number of informational brochures. This is an 18 page document that details considerations dealing with spf aggregate systems and new and remedial roofing. The standard spf roofing application consists of three components the substrate often your roof deck the spf layer and the top coat.

The polyurethane foam keeps heat out in the summer and in during the winter lowering energy costs for facility owners. Spf roof systems can be customized to fit particular drainage requirements. Spray polyurethane foam spf carlisle roof foam and coatings spray foam roof system is a spray in place insulation made of rigid closed cell polyurethane foam spf. The letter designation after an spf roof system type des ignation and number identifies nrca s order of preference for addressing a specific detail condition.

A protective surfacing is then applied to the foam to provide protection from the elements. Spfa 122 the renewal of spray polyurethane foam and coating roof systems a 16 page document covering roof preparation procedures and considerations including maintenance procedures. Spf can be installed in various thicknesses to provide slope to drain or meet a specified thermal resistance r value. On aggregate surfaced roofs the existing aggregate should be spudded clean to expose a minimum of 3 4 inches of height of the gravel stop.

Spf roof systems are waterproof resistant to hail and wind damage and provide the highest r value the measure of resistance to heat of any roofing material.