While local codes vary many communities will not permit the ceiling in a finished living area attics included to be lower than 6 8 to 7 6.
Do you need a permit to insulate an attic.
You can sister the joists by cutting 2 x8 boards the same length as the joists applying construction adhesive and affixing each to a joist with nails.
Fortunately this is a fairly easy fix.
If you do it.
Start with the attic floor.
If you think you need more insulation consult a reputable expert.
If your insulation is just level with or below your floor joists i e you can easily see your joists you should add more.
Over insulating an attic or crawl space won t save you enough money on power bills to make the expense worthwhile.
Because the simplest and cheapest way to insulate an attic is to add material to the floor.
According to the department of energy properly insulating the attic can save 10 to 50 percent on a typical heating bill.
What you need to know before insulating your attic.
To pull a permit you ll need to a detailed plan that s been reviewed by a licensed structural engineer architect.
It s nice that the spray foam insulation contractor recognized the need for combustion air in that case.
Do i have enough.
If you need any advice about completing a home improvement construction or obtaining a building permit for your refinished basement or refinished attic please feel free to contact us at any time at 201 458 0455.
Whether you re building a new home or retrofitting an existing home though you ve got to remember that the hip bone s connected to the thigh bone.
Or as we say in building science a house is a system.
No matter what kind of insulation you currently have in your attic one quick way to determine if you need more is to look across the span of your attic.
If you have to insulate around electrical boxes or cables then support from an electrician might be needed as part of the process too.
You might open up your attic and find bare joists with fiberglass or cellulose insulation between the joists.
Don t even think about doing an attic expansion without pulling a permit.
That ll just come back to haunt you when it s time to sell your home.
All you need to know about attic flooring.