Fiber Cement Siding Insulation Value

Fiber cement and vinyl r values.

Fiber cement siding insulation value.

The higher the insulation r value the more effectively the material retards the movement of heat energy into or out of the house. The insulating factor of exterior siding helps minimize household heat gain in summer and heat loss in winter. Fiber cement and vinyl offer insulation r values of 5 and 61 respectively pretty much a draw. That includes standard vinyl steel or aluminum siding without added foam insulation.

That s a little less than you ll get from vinyl siding which. Standard aluminum steel or vinyl siding. According to the rsmeans 2014 residential cost data report the installed cost of vinyl siding is on average 201 per 100 square feet while fiber cement totals 300 for the same area. Find the best fiber cement siding brands you may want to choose.

Adding specialty siding insulation can make your fiber cement job energy efficient and more durable. Fiber cement insulated vinyl siding and fiber cement can both provide a durable exterior solution for your project. Most siding materials have an r value of less than 1. While fiber cement siding is energy efficient vinyl siding has the potential for this too.

Here s a brief list of siding materials and their r values. Insulation for engineered wood engineered wood products provide beauty and durability of real wood but take performance a step farther when paired with custom siding insulation. Fiber cement siding is one of the better options for siding your home. Thermal conductivity k 0 744 for cement board k 0 14 for asbestos millboard and k 1 66 for asbestos cement sheets.

But the same source puts asbestos cement k 2 07 and for loosely packed asbestos k 0 15 this is very inconsistent data. See all insulation for fiber cement. Current sources of asbestos r values such as engineeringtoolbox provide very inconsistent data. Because vinyl siding is thinner than fiber cement siding it can better accommodate insulation beneath its surface.

When vinyl siding is optionally insulated it can achieve r 2 values and even greater.