Once you ve decided which type is best for you examine the material options and prices to home in on the right product.
Best lighting attic insulation.
Modern technology of blanket insulation today is considered the best insulation for attic.
If you put an air permeable insulation material over a hole in your ceiling you may have comfort indoor air quality durability and efficiency problems.
Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation.
Choose from two types.
Find your zone on the map and then use the chart to determine the level of insulation you need to properly insulate your attic walls floors and crawlspaces.
Whether you have a walk up attic used for storage or even just a hatchway access some lighting in your attic space is a good idea.
Now it will be safe to heap insulation onto that spot.
So it s time to pay close attention to what s happening up there.
Spray foam offers the best attic insulation performance available.
Loose fill or batt the common term for blanket insulation.
Among commonly used types of insulation there are mineral wool or fiberglass rolls and batts rigid fiberglass board loose fill materials cellulose mineral wool etc.
If your attic is a storage space then you ll need to see what s stored there.
Apply the sealant around the cable and along the edge of the cover where it rests on the ceiling.
Before you ever get insulation anywhere near the attic though make sure that you get the air leakage sites sealed up.
Closed cell and open cell aka 2 pound and pound respectively.
And even if you go up into your attic space only infrequently for inspection or repairs it s much easier if you have lighting.
The best approach to insulating my attic might very well be the worst approach for insulating the attic of say a contemporary colonial with a second floor ceiling loaded with recessed lighting and an attic full of storage items and mechanical equipment.
Handy homeowners can install blown in insulation in the attic.
Up in the attic clean the ceiling surface around each fixture slit the cover to accommodate the electrical cable and place the cover over the fixture.
Blowing insulation into walls is best left to the pros because it involves drilling into stud spaces that may contain electrical.
Rolls and batts are produced of mineral wool and fiberglass.
Both can be added to uninsulated attics or layered over existing material.
Spray foam attic insulation.