What Is The R Value Of Vinyl Siding

The primary benefit of insulated vinyl is not what most people expect.

What is the r value of vinyl siding.

Conclusions about insulated vinyl siding and its alternatives the data seems to suggest that for most consumers insulated vinyl siding is not a cost effective method of reducing heating and air conditioning bills. Astm d7793 requires insulated siding to demonstrate a minimum r value of 2 0. On the other hand lp smartside siding can cost up to twice the amount of the vinyl cost making it a more expensive choice. That is it s not that the insulation makes a home much more energy efficient.

For hollow back and 7 50 to 12 50 per sq. Certainteed s cedarboards insulated siding offers r values up to 2 7 and thicknesses that may reach 1 1 4 inches. The r value of insulated vinyl steel and aluminum siding when you choose one of these siding products backed with quality foam insulation you will increase the r value of the siding to 3 0 4 0. In terms of costs vinyl siding averages between 5 50 and 12 50 per sq.

Usually it costs around 2 dollars a square foot which roughly translates to about 7 000 when installed in an average sized home. The insulation does add some r value to a wall but only a modest amount typically estimated at r 2 to r 2 7. The foam back provides at least 3 times or more the r value while increasing the cost by at most 3 times or usually doubling it. What impact does the eps have on the moisture performance of conventional wood framed exterior walls.

Some sources cite r 2 13 2 27 30. The added r value of eps is r 2 to r 2 7. Many insulated selections that can increase your home s r value have earned energy star ratings. As we said before the r value measures the thermal resistance of a material.

That s a remarkable improvement and that will make a tangible difference in how much energy is saved in your home. Manufactured with rigid foam plastic insulation laminated to thje siding. 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. The average price of insulated vinyl siding material is 2 25 to 3 50 per square foot depending on the brand profile and color.

This breaks down to 5 50 to 8 50 on average per sq. 1 16 0 175 to 3 32 0 093 thick vinyl siding hollow backed. 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. Georgia pacific s seasons insulated siding can add an r value of up to 2 8 to your exterior walls in a choice of 14 colors.

For foam back and or deluxe vinyl siding.