ASMACO 2540 represents the pinnacle of silicone sealant technology. This single-component, acetic-cure silicone sealant transforms upon exposure to moisture in the air, forming a highly flexible elastomeric seal. This remarkable product finds its place in a wide range of construction and glazing applications, making it a top choice for professionals and DIY enthusiasts alike. You can trust it to withstand the elements, as it is resistant to ozone, ultraviolet radiation, and temperature fluctuations.