Perlite Roof Insulation Board

The most insulated roof structure i ve built combined insulation of the space between rafters with a layer of high r foil faced foam board on the underside of the rafters.

Perlite roof insulation board.

It is made from. Apa the engineered wood association. Rigid board insulation rigid board insulation is the most common type of insulation used in low slope commercial roofing. Dual purpose structural deck and insulating planks.

Or sprayed polyurethane foam spf. It s light weight provides ease of handling. Energyguard perlite roof insulation is a homogenous board composed of expanded perlite particles selected binders and cellulose fibers which give energyguard perlite roof insulation its insulating efficiency. Lightweight insulating concrete lwic.

The surface is treated to reduce bitumen absorption ensuring proper adhesion of roof membranes. The surface is treated to reduce bitumen absorption assuring proper adhesion of roof membranes. Perlite roof insulation description energyguard perlite roof insulation is a homogeneous board composed of expanded perlite particles selected binders and cellulose fibers which give energyguard perlite roof insulation its insulating efficiency. Plywood roof sheathing 15 32 inch thick approximate weight.

Rigid roof insulation board. Sitek specialises in the manufacture of fesco expanded perlite insulating boards and batiboard products for the construction industry. Composed of a closed cell polyisocyanurate foam core bonded in the foaming process to 1 2 thick duraboard an expanded perlite mineral aggregate board on one side and a fiber glass reinforced facer on the other. This latter detail reduce the conduction losses and also allowed us to assure that there was no air leakage into the roof cavity this was a cathedral ceiling roof.

Polyisocyanurate insulation board per inch of thickness. Fesco board perlite based cover board meets the requirements of astm c 728 type 1 typical physical properties test astm fesco board strength board density pcf kg m3 min c 209 8 128 compressive strength 5 consolidation psi kpa nom c 165 30 207 laminar tensile strength psi kpa nom c 209 8 55 flexural strength psi kpa nom c 203 65 448. The insulation used in low slope roof assemblies typically falls into one of the four categories. 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.

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.