Roofing Recovery Board Definition

Energyguard perlite recover board description energyguard perlite recover board is a heavy duty 1 2 thick perlite roof insulation board composed of expanded perlite cellulose binders and waterproofing agents.

Roofing recovery board definition.

Withstands normal deck traffic. Roof cover boards act as a thermal and fire barrier. Tested in accordance with astm e84 its surface burning characteristics are flame spread 0 and smoke developed 0. Cover boards have a variety of uses within a roofing system.

A cover board is a thin substrate to which a roof membrane is adhered. Acfoam recover board is used in built up bur modified bitumen mechanically attached single ply and adhered single ply roofing systems. Fully adhered cover boards should be applied in accordance with proper roofing procedures. A thermal barrier which is when the cover board is installed directly to the deck to enhance internal fire resistance.

Manufactured and tested for use in recover applications. Maintaining roof surfaces is crucial for the protection of property both in commercial and domestic settings. These roofing systems depend on proper installation for successful performance. Without a cover board the roof is missing added durability.

In addition to being an eyesore it can leave the inhabitants of a building. Even if the roof is aged significantly or has sustained damage from weather and accidents over the year roofing recovery board can help restore it to a usable state once more. The building is more susceptible to hail fi re and wind damage. Densdeck roof boards are fm tested and approved as the only 1 2 gypsum product to meet the calorimeter requirements for conventionally insulated decks.

How recovery board helps roofers. It is treated for surface retention of bitumen and available in 2 x 4 0 6m x 1 2m 4 x 4 1 2m x 1 2m and 4 x 8 1 2m x 2 4m with a nominal thickness of. Fiberboard roof panel 100 percent reclaimed recycled fiberboard construction. In addition to their use as a substrate for the membrane cover boards can also be installed as.

However the use of a cover board far exceeds that of a substrate it also serves as a critical component that helps to extend the life of a roof. Use in asphalt and single ply roofing systems or as a recovery board. Any rotten or damaged boards must be replaced before applying new shingles. Cover boards should be set over the bottom layer of insulation.

We all know how problematic a leaky or damaged roof can be. The cover board should be secured to the bottom layer of insulation in a full and even application of hot asphalt applied at a rate of 30 pounds per square or specially formulated adhesive. For best roof performance consider re decking board roof decks with a layer of apa the engineered wood association grade plywood before installing new shingles there are more than two layers of existing shingles on the roof.