Cut slits in.
Attic insulation tips diy.
Check the attic to make sure the insulation is installed properly.
Either way the house is probably wasting energy and the homeowners money.
To cut the insulation use a long sharp knife with a serrated edge such as a bread knife.
Once you ve decided which type is best for you examine the material options and prices to home in on the right product.
How to insulate a finished attic.
Sandwich the insulation between two boards and using the top board as a guide run the knife along the edge for a straight cut.
For most of us installing spray foam insulation in their attic is just not a diy project and it is too costly for your average homeowner.
That means insulating the attic floor only not the walls and having vents in the roof.
Combine these two tendencies and you can see why air bypasses can reduce the effectiveness of attic insulation by 30 to 70 percent.
However blowing insulation into an attic can be a diy task.
The pros charge 1 500 to 2 000 to do a 1 200 sq ft.
It doesn t require any special skills but will require you to crouch under low sloping attic rafters in order to distribute the.
With a finished attic insulation must help keep the attic areas comfortable.
For diy attic insulation you ve got two choices.
When you reach a cross beam cut the insulation flush with the beam then start again on the other side working in from the eaves.
You can track down bypasses by lifting existing attic insulation and checking for dark patches of moisture or dust.
Heat has a natural inclination to both rise and migrate to colder areas.
Statistics show that 85 percent of a house s heat loss is straight up through the attic space.
If it is installed incorrectly with the vapor barrier facing up then the insulation will trap moisture causing possible water problems.
How much does attic insulation cost.
Loose fill or batt the common term for blanket insulation.
If you have the money to pay for spray foam in your attic then you may want to stop reading now and go get that done.
Blanket insulation is available as batts or rolls and is the easiest diy.
If you need to add insulation in your attic save big by blowing in cellulose insulation yourself.
Both can be added to uninsulated attics or layered over existing material.
In attics vapor barrier on insulation should face down toward the living space.
Blown in insulation overview.
You can do it yourself for about 500.