A durable water-based VOC adhesive that provides a water-resistant bond between all types of tub & shower surrounds. This product can be used as caulk to seal joints between tubs and surrounds and between surround panels. This unique formulation meets the requirements of all the air quality regulations and will not soften or distort tub and shower surround materials. Light color won't show through, will not burn through and is heat and steam resistant. Recommended for bonding most plastic, fiberglass and polystyrene tub & shower units to drywall, plywood, greenboard, cement backerboard and ceramic tile. Interior use only. Meets GREENGUARD Gold standard as a low emitting material. Color: Bright White.