The H99TAT is a small aperture Non-IC Air-Tite housing for providing accent and task lighting. The H99TAT is designed for use in non-insulated ceiling or for insulated ceilings but insulation must be kept 3 inch from all sides of the housing. Non-IC housing is Air-Tite but insulation must be kept 3 inch away from all sides of housing. Quick connect wiring connectorsThermally protectedDie-formed housing and plaster frameDamp location ratedHousing only fits 2 in. x 6 in. joists