Ic Rated Recessed Lights Spray Foam

So can you foam around and happily use an ic rated can light in a ceiling that has icynene put into it and around the fixture no box or does even and ic can need a thermo protective box foil covered on both sides extruded polystyrene or two sheets of drywall for a 1 hour fire stop.

Ic rated recessed lights spray foam. A typical retrofit r30 led runs about 55 70 lumens watt and are typically 10 12 watts putting out as much light as a 15 16 watt cfl and the cri is typically 85. Use canned expanding spray foam to air seal the recessed can light enclosure to the ceiling joists. Nema lighting systems division luminaire technical committee 1. Recessed can lights and spray foam in attic right now with the ic cans i plan to wrap them with fiberglass batting.

But regardless of the box if you read cooper lighting technical specs on ic rated cans they say this. Ic or in contact recessed can lights are designed to be installed with regular insulation installed directly beside or on top of them. Cooper lighting recommends that spray in foams be kept 3 from recessed luminaires so my question to the members of this site is. Set out to write a white paper or sop to install spray foam around the recessed luminaires 2.

The letters ic are verification that the fixture is rated for insulation contact. Realized they did not have data to complete the task 3. Can one of the fhb editors with experience with icynene or other open cell foam products offer an opinion. Allow the spray foam to fully cure around the recessed can light cover and ensure that the enclosure is fully air sealed.

It is a non ic insulation contact rated light and allows a lot of air leakage shown by the holes you can see light through. Use expanding spray foam to air seal the recessed can light enclosure to the gypsum board. Notice that i said regular insulation such as fiberglass or cellulose insulation not spray foam insulation. Sought out cooperation from spfa to conduct testing.

Recessed lighting research. A typical 15 watt r30 form factor cfl used in recessed lights delivers 45 50 lumens of light output per watt or about 700 750 lumens and has cri of about 80. Spray foam insulation is an air seal and works a lot better than regular insulation does. The contractor or the insulator puts up the foam board and then uses bat insulation.

This is a newer recessed light from the attic side. Recessed can lights and open closed cell spray foam insulation. The cans are not rated tested to be enclosed by spray foam insulation. Unscrew the the light bulb from a canister before you insulate and look inside the canister.