CRL Gray Metal Sash Putty - 3 Gallon Polyurethane Sealants and TT-S-00230C (COM-NBS) Class A

and TT-S-00230C (COM-NBS) Class A for one-component building sealants

The sealant cures to a flexible rubber when exposed to moisture present in the air

and aluminum

or if using a latex paint

then apply a generous amount of LocQuic to the bond area

CRL Gray Metal Sash Putty - 3 Gallon Polyurethane Sealants and TT-S-00230C (COM-NBS) Class AUse for Steel, Aluminum, or Galvanized Window Sash Apply Smoothly without Priming Made expressly for glazing in steel, aluminum or galvanized window sash. CRL Metal Sash Putty is made to apply smoothly, without priming. The gray color blends with the metal finish. Surfaces should be clean, dry, and free of frost. When re glazing, remove all old putty and bedding. If necessary, place glazing in hands and roll into coils to warm and soften. Smooth