Z-Brick® ZD043015 Z-Ment Mortar Adhesive, Black, 1-GallonZ Ment is a water based acrylic adhesive. Each gallon covers 16 to 20 square feet, depending on thickness of application. Z MENT can be painted. When dry, Z MENT is rubbery and can be rolled from surfaces with fingers or picked off with a knife point. For Z Ment removal off of brick facing, it is best to wait a few hours. Promptly clean smearing with damp water cloth. Apply Z Brick in temperatures 40 and 80 degrees. Z Ment is a water based acrylic