Ulttima All Purpose Silicone Acrylic Caulk

Ulttima All Purpose Siliconized Acrylic Caulk is a sealant, suitable for internal and external use, that provides a permanently flexible long-lasting seal that adheres to virtually all materials. It fills, seals and smooths out cracks and joints. It has improved adhesion characteristics when compared to conventional acrylic sealants and contains a powerful fungicide to prevent mold growth.