Bad Attic Insulation

This allows a lot of heat up to the attic.

Bad attic insulation.

Too many people believe the importance of roof ventilation is to increase energy. Loose fill comes in bags and is usually blown into places like the attic and floor cavities. The other negative of the cellulose wind currents in your attic can cause movement of the material leaving low and high areas. Loose fill insulation comes in a variety of materials.

The two most common forms are blankets also referred to as batts and loose fill. Just like properly sizing your furnace and air conditioning unit you want precisely. Both can be added to uninsulated attics or layered over existing material. Roof vents are for warmer climates.

It s best to rodent proof your attic and crawl space and prevent any opportunities for attic access to outside critters. For diy attic insulation you ve got two choices. Fiberglass insulation comes in a variety of shapes and colors. Now for the ceilings and band joist between the floor joists it s very difficult to enclose the insulation on all six sides and this is one of the big drawbacks of fiberglass and cellulose.

Breathing in fibers can also increase the difficulty of breathing. Attic ventilation myths that are off the charts 1. The tiny fibers of glass from insulation wool can irritate your skin and eyes. Warm spaces have less condensation risk than colder space so when you add insulation to the attic floor you re intentionally blocking some of that heat from keeping the attic warm.

Batts typically come pre cut to different widths and are stapled to the wall to keep secured. If you ve ever come in contact with fiberglass you already know what it can do to your skin. A dust mask or for the greatest protection under any circumstances a respirator with a particulate filter should be used to prevent inhalation of the potentially irritating fibers. Loose fill or batt the common term for blanket insulation.

Other sources of damage to insulation include puncturing or cutting or exposure to excessive uv radiation and air leaks. Once you ve decided which type is best for you examine the material options and prices to home in on the right product. If you must disturb fiberglass insulation wear gloves a long sleeved shirt pants and goggles. If your attic or wall insulation is in batt or blanket form whether it s fiberglass cellulose or another material you generally don t have to be concerned about asbestos.

More attic ventilation is good. Many homes are leaky and have insufficient insulation in the attic.