Products / SS 300 Series Professional Grade Silicone Sealant

SS 300 Series is a medium modulus silicone sealant, primerless on most common nonporous building substrates. Its data sheet lists 425 percent elongation and 300 psi tensile strength by ASTM D412, Shore A hardness of 25, a service range of minus 50 to 280 degrees F and VOC under 50 grams per liter. It is applied between 20 and 120 degrees F and is offered in white and light gray among its standard colors.