Insulation is treated with chemicals to make it.
Cellulose insulation over can lights.
This paper is treated to help it become flame retardant.
Spread fiberglass batt or loose fill insulation directly over the can if it is ic rated.
Using metal paint can as cover for non ic rated recessed lights.
Stuff the insulation around the gap between the lip of the can and the drywall.
4 construct a circular dam.
Now it will be safe to heap insulation onto that spot.
Apply the sealant around the cable and along the edge of the cover where it rests on the ceiling.
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Cellulose insulation made from recycled materials such as old newspaper and jeans is environmentally friendly but cellulose is flammable.
My handyman suggests rolling out battens of pink panther insulation over the boxes rather than getting more insulation blown in.
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Fyi this is in napa ca where we usually have a few days of 100 degrees and a maybe 10 20 days where we get a little frost at night never really below 30 degrees and even then only for a.
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It also presents a slight fire risk because some older can lights can become very hot and ignite cellulose insulation it s fire resistant not fireproof.
9 years ago the can lights must be covered by fire resistant cardboard boxes before the insulation is blown in available from the electric company or even the insulating company or there is a.
There s less of a risk with.
Cellulose insulation is made from paper sometimes recycled newspaper.
Installed properly recessed can lights rarely need maintenance although like any light fixture light bulb sockets can wear out or go bad and wire connections can loosen and require reconnection.