For example wool carpet rates a maximum r value of 2 1 while other types of carpet can rate as low as 0 7.
Carpet padding with r value.
The r values of the carpet and padding add together for a total r value.
For radiant floor heating you want the total r value to be as low as possible lower than 4 0.
For some homeowner s the sleek look of tile is more important than heat.
Some carpet and padding combinations can measure an r value of over.
In this case choose cushion and carpet.
Having explained the science how can this information help make sound floor covering decisions in terms of energy efficiency.
The insulating value of the padding must also be combined with the r value of the installed carpeting.
In most cases floor covering will be used in the insulation mode.
Being in the middle with its r value fiber padding provides a pretty good warming and cooling property along with decent carpet support.
Although carpet is not.
A cushion with an r value of 2 and a carpet with an r value of 1 would have an r value of 3 for the composite.