The heat that recessed lights produce can affect temperature in the attic and in the room in which they shine.
Can you insulate around recessed lights.
Since you mentioned your cans have holes in them they are most definitely not ic rated.
Smartcap attic recessed light cover is a pre assembled easy to install fire rated recessed light cover that simply unfolds into a perfect cap over non ic rated attic light fixtures requiring a 3 gap between fixture and insulation.
Go to a home center and buy a fire rated recessed light cover like the ones made by tenmat for every fixture.
When heat builds up in a recessed can light it can.
If you re lucky you can pull the old mounting bracket out through the existing hole.
However if you want them use type ic airtight fixtures available at lighting stores and home centers.
Insulating around recessed lighting.
In addition they have gasketed edges to seal them to the drywall.
Insulation should be kept away from recessed can lights because the insulation does not allow the heat generated by the lights to dissipate.
Make your next attic insulation project that much easier by adding a smartcap attic recessed light cover to your list of hard working insulation accessories.
But here s another solution which you can do yourself.
In order to cover your recessed light cans with insulation you need to have ic rated insulation contact cans installed regardless of the type of light installed in the can.
You could hire an electrician to replace each fixture with a sealed one rated for insulation contact ic.
Replacement can be challenging.
You can insulate more effectively if the cans are ic rated.