Waterproof Sealant Mastic

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.

HIGHLY FLEXIBLE & DURABLE - The final membrane has over 1000% elongation, preventing adhesion failure, and is UV-stable, stopping the sun from degrading the product.
Scope of application: wall grooves, air conditioning holes, body line gaps, etc.🌍Environmental protection materials, care for your health.

SPECIFICATIONS:

Colour: White
Material: Rubber
Scope of application: wall grooves, air conditioning holes, body line gaps, etc.
Product Type: Sealant
Weight: Approx 30g
Package contains：1*Air conditioning hole sealant

FAQ
Q: Can this 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 optimistic.