Specially formulated for the plumbing professional, PLUMBERS GOLD is a new type of sealant and adhesive based on STPA* polymer technology that offers outstanding adhesion to all sanitary, bathroom, wetroom, kitchen and plumbing materials such as hard plastics, acrylics, fiberglass, ceramics, glass, marble, granite, aluminum, mirrors, metals etc. PLUMBERS GOLD can be applied to wet surfaces, will even work underwater, and contains Streitouch,** preventing black mould , bacterial growth and discolorations for 10 years. NO MOULD 10 YEAR GUARANTEE If PLUMBERS GOLD discolors or stains due to mould growth within 10 years of application simply return pack or receipt of purchase to Everbuild and we will refund your purchase and postage costs. CAUTION: This guarantee is only valid providing.