Topaz 6" Shallow LED New Construction Recessed Downlight Fire Rated Housing is perfect for new building projects because they are made to strict fire safety codes. These LED housings are UL Fire Rated for up to two hours and have a double wall with non-combustible fiber insulation to keep flames and poisonous vapors out. These fire-rated housings are created for usage in multi-family, residential, and commercial settings. To meet different ceiling thicknesses, the housing can be adjusted up to 1-1/2", and the quick connector enables the quick installation of LED downlights.