One common source of air leakage in a home is through recessed light fixtures, otherwise known as can lights. They may look nice and illuminate well, but they’re a great conduit for conditioned air to leave the building envelope.
One way to improve home heating and cooling efficiency is to eliminate the passage of air through the recessed lights. The general idea is to cover and seal the lights, which I decided to do with a specialized insulation barrier called CanCoverIt that I sealed into place with spray foam insulation.
Continue reading “Part V: Cover and Seal Recessed Lighting to Save Energy”