Roof Foam Board

Some types of thicker foam board insulation are available but they may need to be special ordered.

Roof foam board.

Isogard hd cover board provides the highest thermal performance of any 1 2 insulation cover board product on the market and it is resistant to extreme weather conditions. Shown to withstand delamination deterioration warping and jobsite damage more effectively than other roofing membrane substrates such as paper faced gypsum board fiber board and perlite insulation. Benefits of densdeck roof board include. It comes in standard size 4 8 sheets and smaller sizes in many different thicknesses from 1 4 inch to 2 inches.

Ft to the compare list. Typically sold as sheet insulation in a standard size of 4 x 8 foam insulation panels can help reduce energy costs get a handle on moisture control and more. It s light weight provides ease of handling. They keep your home at a comfortable temperature without the need to crank your heat.

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. Click to add item johns manville fiberglass face polyiso roof decking insulation 4 x 8 to the compare list. The later is used in new construction as the interior board serves as an inner wall. Rigid foam board is just above the roof deck or an exterior insulation option.

You can even place it under the foundation slab. Types of insulating boards. Our polyurethane foam is renewable and water proof. Shop at lowe s to find the foam sheeting you need for your next insulation project.

Bare foam board one sided sheathing board or double sided which is also reference as structural insulated panels. Isogard hd cover board contains a closed cell polyiso core that utilizes isogard foam technology and can provide greater ul fire ratings. Rigid foam insulation also known as insulating boards provide high r values. Compare click to add item insofast ux 2 0 r 8 5 eps foam board insulation panels.

If you want to install rigid foam above your roof sheathing in climate zone 3 then 1 2 inch of rigid foam board is not ideal this rigid foam layer needs a minimum r value of r 5 and that s impossible with 1 2 inch of foam. Foam board insulation is easy to use and is a great diy way to add some insulation. Install it anywhere from the roof to the foundation. As my article states you need a minimum of about 1 5 inch of eps 1 inch of xps or 1 inch of polyiso.

Rigid roof insulation board. Foam roofing advantages of dura foam. An excellent fire barrier densdeck roof boards feature a noncombustible core and inorganic surface that offer greater fire protection than other conventional commercial roofing products when applied over combustible roof decks and steel decks. Polyisocyanurate is another option coming in as the densest and more expensive option for foam board.