Insulation

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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...

 

Is there a type of insulation that won’t irritate my skin?

Cellulose insulation is made of shredded waste paper. It generally doesn’t cause irritation. Also, you can try encapsulated...

 

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...

 

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...

 
 
 


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