[ BUILDING INSULATION IN THE FORM OF DUCT BOARD, BLOWN INSULATION, BATTS, BLANKETS, RIGID INSULATION BOARD, ] PRE-FORMED AND FLEXIBLE PIPE INSULATION AND INSULATION TAPES ALL FOR USE WITH DOMESTIC WATER, HEATING WATER, REFRIGERATION, AND STEAM AND CHILLED WATER PIPES; [ REMOVABLE INSULATION BLANKETS FOR HOT WATER HEATERS; CAULK AND SILICON CAULK FEATURING FIRE STOPPING PROPERTIES, FOAM INSULATING COLLARS FEATURING FIRE RETARDANT PROPERTIES DESIGNED TO STOP THE FLOW OF FIRE ON COMBUSTIBLE PVC ...