5 Lbs. Duct Seal Putty, Slug Box, Gray, Thumbable

Details

Mars Duct Seal Putty, Slug Box, 5 lb, Solid, Dark Gray Thumable, 1.78 g/cc Specific Gravity, 310 COC Flash, Flammability 0 HMIS

Mars Duct Sealing Putty is a non-hardening, non-toxic, gray putty compound used for countless applications inch the refrigeration, heating and cooling, electrical trade, and plumbing fields. It can be shaped by hand to any form, and reused if necessary, for plugging openings through foundations, sealing around electrical boxes, refrigeration tube entry and so much more.