The photo above shows an attic insulated with blown cellulose.
Is spray foam insulation better than batt insulation.
The average cost is around 1 per square foot.
Any spaces and gaps that aren t filled can equate to the size of a basketball with enough air leakage everyday to fill two air blimps.
Spray foam insulation has less market share but is increasing in popularity.
It s hard to perfectly install fiberglass and cellulose.
The house with fiberglass insulation owed 547 more in electricity bills than the home with spray foam.
For new builds batt insulation is the more popular choice.
Batt fiberglass features tightly woven glass strands that come together to create a matrix.
Batt fiberglass has been used more extensively than spray foam throughout history and it still holds up as one of the most affordable and reliable options.
The third major type of insulation is spray foam.
Spray foam expands up to 100 times its original size to fill every corner of your home s envelope for thermal insulation and air sealing.
Just as there are.
Two common types of insulation are spray foam insulation and batt insulation.
For instance a 5 5 inch wall cavity can be filled with 2 inches of foam and an r 13 fiberglass batt as a cost effective system that seals the walls with an r 25 insulation system exceeding u s.
Pros and cons of spray foam insulation spray foam has a number of benefits starting with the fact that it lasts longer than fiberglass insulation because it doesn t break down as easily.
I don t know about that but it s a common insulation material that works much better in the blown form than in batts.
Greenguard in winnipeg shares some information on these two options and why spray foam is the superior choice.
I don t know about you but i can think of plenty of fun things i d rather spend 500 on than electricity bills.
It offers an air tight barrier.
Click here to read their actual case study.