CRL Palmer Mirro-Mastic® Bond Finish:Black Heats to Approximately 135F/57C Inside

Heats to Approximately 135F/57C Inside and Cools to Approximately 40F/22C Below Outside Temperature

and it's set

and medicine cabinets

They are double-coated

Non-Skinning

CRL Palmer Mirro-Mastic® Bond Finish:Black Heats to Approximately 135F/57C InsideMade for Sealing Porous Wall Surfaces Apply with a Brush or Roller Palmer Mirro Mastic Bond is made specifically to seal porous wall surfaces prior to application of CRL Palmer Mirro Mastic. Use it to prime walls of wood, concrete, drywall, concrete block or brick before you apply Mirro Mastic. Apply with a brush or roller. It penetrates and seals walls, giving the best possible surface for mirror installations. NOTE: Mirro Mastic Bond is not required