Siding Backer Board R Value

Products can be used on wood steel framing or concrete walls.

Siding backer board r value.

Foamular extruded polystyrene xps rigid foam insulation offers a comprehensive line of products in a wide choice of sizes thicknesses and edges with a lifetime limited warranty for the life of the home or building. R value see table 2. Hardie board siding runs about 0 70 to 5 25 per square foot this could lead to a total cost of anywhere from 4 700 to 13 300 why such a huge flux in the price range. Energy efficiency when they are installed properly vinyl siding and polymer siding create an efficient building envelope that does not conduct heat or cold.

As we said before the r value measures the thermal resistance of a material. Old brand names include celotex homasote and masonite. If a 1 inch layer of xps foam is installed it can result in an immediate increase in r value of 5 20 increase for a wall with 6 of r19 fiberglass. For instance if you have a material with an r value of 12 attached to another material with an r value of 3 then both materials combined have an r value of 15.

Fiberboard insulated sheathingmost commonly found under old wood or aluminum siding installations no longer used today. Some products like our cedarboards insulated siding can actually increase the r value of the building envelope which reduces energy consumption and related co2 emissions. On its own vinyl siding is no better than cement board however it is now possible to buy vinyl with built in insulation. The products are easy to handle score cut and install and no special tools are needed.

Insulated vinyl siding will protect you against the elements and keep you comfortable. These benefits make insulated vinyl seem like an easy worthwhile upgrade to conventional vinyl but there s a significant cost increase with insulated vinyl and many builders and homeowners question whether the price premium is worth it. First of all it adds to the overall r value which can be quite significant depending on the thickness and type of insulation used. Your home should be a place of comfort and protection.

The r value of cement board or measure of insulating qualities is around r 0 50 which is very low when one considers that fiberglass matting has an r value of r 19. Esr 1844 noncombustibility see page 1 section 3 1 flame spread and smoke developed see page 1 section 3 1 1 hour fire walls see page 2 section 4 3 design wind loads see page 4 5 table 4 r values see page 3 table 2. You have to consider the amount of siding you ll need how long it will take and any additional fees for equipment and materials. Any pros or cons with 1 4 in.

Fan board then vinyl siding.