Insulation has a big effect on a home's
lifetime operating expenses. And
once in place, it cannot be cost-effectively
altered, so it's important to install
it right the first time. Builders should
not settle for mediocrity in insulation.
There are two keys to a quality insulation
job: choosing the right material
for the situation and installing it properly.
The details of correctly supporting
and protecting each material are important.
Let's take a look at the main products
I handle — fiberglass, cellulose,
and spray-applied low-density expanding
foam — and discuss where and how
to use each one to best advantage.
Cheap to buy, fiberglass batts are also
quick and easy to install, particularly in
walls. But adequate