Embedding a ply of roofing material into hot bitumen or adhesive by using a broom, squeegee, or other piece of equipment to eliminate voids and help ensure adhesion.
Embedding a ply by using a broom or other device to smooth it out and ensure contact with the adhesive under the ply.
embedding a ply of roofing material by using a broom to smooth out the ply and ensure contact with the adhesive under the ply.