- How do I attach insulation between floor joists?
Insulation must be installed with the vapor barrier facing up. This means the paper flanges cannot be used. Use insulation supports thin metal...
- Can insulation reduce sound?
Yes. Insulation can be a sound barrier for a quieter interior of the home. It can be used to prevent sound transmission through exterior and...
- I already have some loose-fill insulation in my attic. How do I know if I need more?
Generally, if you have less than 9 of insulation on the attic floor, it needs...
- Can I stack insulation to get a higher R-value?
Yes. For example, two R-19 batts can be stacked on each other to create R-38 insulation. You also can add loose-fill insulation on top of a bottom...
- What R-value should I use?
The Department of Energy recommends R-values based on the type of fuel used and where you live. Generally, attics in homes heated by gas or oil in...
- What does the R-value on insulation mean?
R refers to resistance to heat flow. The higher the R-value, the greater the effectiveness of the insulation. The R-value depends on the type of...
- Isn’t a vapor barrier and housewrap the same thing?
No. A vapor barrier prevents moisture from passing through and helps prevent it from getting inside the walls. It should be used on the inside of...
- Is there a type of insulation that won’t irritate my skin?
Cellulose insulation is made of shredded waste paper. It generally doesnt cause irritation. Also, you can try encapsulated...
- Why is a vapor barrier important?
A vapor barrier prevents condensation. Condensation occurs when warm air from the inside of the house meets the cold air on the exterior of the...
- What should I use to insulate the top and sides of my garage door?
Aluminum and vinyl weather stripping is available for this. There is also a weather strip made specifically for garage door...
- How do I know how much loose-fill insulation to buy to insulate my atttic?
First measure the attic floor area, and then divide that by 1,000. For example, if the dimensions are 30 x 40, or 1,200 square feet, you...