Ceiling Can Lights Insulation
The dam should provide a minimum 3 inch space around the perimeter of the can.
Ceiling can lights insulation. Pushing the insulation away is not an effective solution since it creates air passages in the building envelope and wastes energy. The lights malfunction is a concern and a safety hazard. If you re concerned about heat loss through your recessed lights in a cathedral ceiling turn off the light unscrew the bulb and remove the trim to check the label inside. Construct a circular dam to place around each can with wire mesh or sheet metal if the lights are not ic rated.
Installing wooden blocks around the. According to the department of energy recessed lights account for 50 of the total thermal losses of a ceiling. Recessed light in a cathedral ceiling recessed lights often leak warm moist air against cold roof sheathing which eventually causes roof rot. Now it will be safe to heap insulation onto that spot.
If you have recessed lights installed in the ceiling you need to keep the insulation away from the heat generated by the lights because it is a fire hazard.