Installing cellulose over fiberglass
What is the correct way to install blown in cellulose over batt fiberglass insulation and can you blow in cellulose over rock wool?
We are in zone 5 bucks county PA
Posted Apr 13, 2011 5:31 PM ET
Other Questions in Green building techniques
I recently had a metal roof installed on my house and am wondering if it was installed properly. The roof was installed over two layers of shingles. The roof is over 20 years old with damaged and raised shingles. The contractor applied the metal directly