Bostik PWC is a siliconized acrylic latex caulk with excellent adhesion to most building materials and common household surfaces. PWC is compatible with latex and oil based paints. Bostik PWC has been developed for caulking applications including: trim, windows, door frames, sinks, tubs, shower surrounds, countertops, ceramic tile and natural stone. This professional grade painters caulk is for both interior & exterior use, both inside & outside the home. It is easy to apply & clean, has excellent adhesion for strong bonds, contains low VOCs, & is paintable in 2-3 hours. PWC tools to a smooth finish & is performant in humid or damp environments. It is non-flammable and non-hazardous & most definately complements most pre-finished white trim. Best of all, it is MADE IN THE USA!