A non-hardening dough-like material that is easy to use. Use for plugging openings in foundations or around refrigeration tube entry. Helps protect against dust, moisture, drafts and noise. It is non-toxic, non-corrosive and non-staining.

DiversiTech® DiversiGum Sealing Compound, 2 lb, Slug, Solid, Dark Gray, Thumable, 1.78 Specific Gravity, 25 - 120 deg F

• SDS https://assets.unilogcorp.com/267/ITEM/DOC/DiversiTech_6_202_2_SDS.pdf