Pests and mice cockroaches cannot entering your home anymore! Quickly seal all kinds of holes and gaps: RAT HOLE, CRACKS, PIPE HOLE, WALL HOLE.etc EASY TO USE 1.Reshape the clay can depend on the size of the hole/gap. 2.Can be perfectly blended with the surface. 3.Air-dry in only about 10 minutes.With a flame retardant, Waterproof. PROTECTIVE FINISH FOR - Flat roofs, metal roofs, sloped roofs, planter boxes, foundations, sheds, basements, metal, wood, concrete and more. 🌍Environmental protection materials, care for your health. SPECIFICATIONS: Color:WhiteMaterial:ClayScope of application:wall grooves, air conditioning holes, body line gaps,etc.Product Type:SealantWeight :20gPackage contains:1/3/5/10*Air conditioning hole sealant SIZE:13cm*7cmFAQ Q:Can you paint over this product? A:Absolutely! I have used this product all throughout my poured concrete basement and then painted over it. Looks great! Q:Can this be used to seal around a heating pipe, or can you recommend something else? A:This is what the description for it says, "It expands to fill holes, cracks, gaps and voids around windows, doors, pipes, outlets, vents...", so I should think it would be fine although I'm not positive.