Can You Spray Foam Around Recessed Lights

Let s check it out wondering the proper way.

Can you spray foam around recessed lights.

Because the spray foam doesn t allow the heat to escape it can make in contact recessed can lights get very hot. We the contractor or the insulator puts up the foam board and then uses bat insulation. You can stem the flow of air and money by air sealing your light fixtures from the inside with just a roll of painter s tape a can of spray foam insulation and a tube of painter s caulk. Can you spray foam over recessed lights.

Use spray foam around recessed ceiling canister lights these lights are a prime area for heat loss if they re installed on the underside of your roof but be careful about some types of spray foam insulation around the top of ceiling light boxes. To block the airflow i sprayed some great stuff foam insulation through the slits in the can. The thermal overload shuts the light down when it reaches a certain level to protect the light from damage. You need to box around them.

The spray foam can then be sprayed around and over the cap ensuring there won t be any air leaks. How do you use light caps or recessed light insulation covers when insulating the attic floor with spray foam. Spray foam insulation around recessed light how dangerous. The cans are not rated tested to be enclosed by spray foam insulation.

A lot of times you can get store bought light caps put them right over the housing and spray around them. Most can lights have a thermal overload to protect them from getting too hot. Spray foam insulation is an air seal and works a lot better than regular insulation does. Other times your insulation contractor will want to make them out of drywall or something similar.

To add on to this not only does it inhibit the temp rating but it can also disallows access to the junction depending on which ic at can is used. Ic or in contact recessed can lights are designed to be installed with regular insulation installed directly beside or on top of them.