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Real Estate Reality

Green Verified vs Green Certified

There is no doubt about it. Green is hot! It’s everywhere! But with respect to housing what’s the difference in “Green Verified” and “Green Certified”? If you talk to 10 different people you’ll most likely get 10 different answers to “What does

How to Install Rigid Foam Insulation

Installing rigid foam on the outside of a house is a great way to double the R-value and eliminate air leaks. Large sheets of foam insulation, screwed and sealed to the walls or roof, can cover or replace conventional sheathing and create a continuous barrier to heat loss or gain—something you don’t get with cavity insulation alone. We wrapped the house in this video with 4 inches of polyisocyanurate in two staggered 2-inch layers. This thickness strikes a balance between ease of installation and maximum R-value. If the foam is any thicker, it’s hard to hit studs when driving screws. Plus, combined with 5-1/2 inches of cellulose in the stud bays, 4 inches of rigid foam brings the wall up to a respectable R-40.