Transparent 24% lead crystal diffuser or Satin 24% lead crystal diffuser. Features Faretti Collection Made in Italy Available in 3 housing types: remodel, non-IC new construction, airtight IC new construction Remodel: For use in remodel applications with existing drywall ceilings. Non-IC needs at least 3 inches of clearance on all sides Non-IC New Construction: For use in new construction applications where drywall ceiling is not in place. Non-IC cannot be in direct contact with insulation; 3 inches of clearance is needed Airtight IC New Construction: For use in new construction applications where drywall ceiling is not in place. These IC (insulation contact) housings are airtight and are for use in applications where the housing will be in direct contact with insulation Choose between 2 trims: clear, white Fabbian Faretti - Jnat Line Voltage Recessed Light in White