Re: Insulating a large cathedral ceiling
Lol ! I wouldn't say the required insulation value is political. Try living in a place with cold winters and see if you think the same thing.
Originally Posted by keith3267
The minimum required R value is based on a return on investment; for comfort and reduction related to HVAC operating cost and size. Exceeding the minimum amount of insulation isn't necessarily a bad thing if you can bring the heat loss or gain down to the theoretical zero mark. In most cases the cost of insulation isn't all that expensive and as one regular here , Canuk , says it doesn't cost a dime to operate or maintain.
The cost of energy isn't going down.