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Posted by Edwin Pawlowski on June 20, 2006, 4:21 pm
>I understand r-values and all that stuff. That said an insulation
> person inspected my house and noted that the underside was not
> insulated (my house sits off the ground about 3 feet. He suggested
> foam insulation and quoted me $1.50 per square foot for a cost of about
> 1500 to do the job. My question is that on the web there are plenty of
> spray on foam insulation products with DIY equipment. Seems a simple
> enough job.
>
> Is this something that can be done by one's self? If so which product
> would you recommend?
You can do it yourself. The equipment for spraying is available for rent
wherever you buy the foam. Spray foam is probably the easiest. You can
also cut rigid foam and put it between the floor joists, but the fit will
not be perfect in spots if you have to go around bracing, wiring, etc.
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