R6.7 Unfaced Multi-purpose Fiberglass Insulation, 5.33 Sq. Ft. Coverage, 2 x 16 x 48-In. Roll Category_Grills & Outdoor Cooking Features copper shells machined from

Features copper shells machined from solid bar stock (not tubing)

glass bottle & basin design

has just 1 button that silences or tests the unit

The exclusive low-ash formulation helps protect the exhaust catalysts and diesel particulate filters found on the latest low-emission vehicles

dielectric inert thermoplastic lining

R6.7 Unfaced Multi-purpose Fiberglass Insulation, 5.33 Sq. Ft. Coverage, 2 x 16 x 48-In. Roll Category_Grills & Outdoor Cooking Features copper shells machined fromJohns Manville Formaldehyde free multi purpose roll insulation is for use in gaps around doors, windows, wall and window air conditioning units. It helps save energy and offers good sound absorption. Inorganic glass fiber will not rot, mildew, or deteriorate. This product has been GREENGUARD (TM) certified for superior indoor air quality.