The Gunther Premier Mirror Mastic is a high-strength, high-solid, environmentally adhesive formulation and the ultimate solution for your mirror installation need. This innovative adhesive has been specially formulated to provide superior bonding strength and exceptional durability, ensuring your mirrors stay securely in place. With its excellent adhesion properties, this premium mirror mastic is ideal for use on a wide range of surfaces, including drywall, plaster, and concrete. This non-flammable mirror mastic holds firmly yet absorbs movement caused by normal vibration, deflection, or thermal expansion and contraction caused by temperature changes. Gunther Premier Mirror Mastic boasts a unique, fast-drying formula that sets quickly, reducing the time and effort required for installation. This mirror mastic is V.O.C. compliant and will not cause the desilvering of mirrors. It can be easliy applied in full-length beads of 4 to 5 inches (102 to 127 millimeters) pads. Approximate coverage is 7 sq. ft. per cartridge. Contents: 10.1 fl oz (299 ml)"