Viakal will dissolve your limescale and delivers a remarkable end shine by removing the dulling effect caused by limescale deposits. This is a blue liquid with a refreshing fragrance. It dissolves limescale effortlessly in your home and creates a water sheeting action on surfaces to prevent further limescale build-up, whilst delivering a great shine by removing the dulling effect caused by limescale deposits. It can be used safely on: chrome fixtures, stainless steel and fibreglass surfaces, ceramic tiles, porcelain (sink, shower tray, WC, bidet), glass/plastic (shower doors, plastic baths, vases), alluminium and septic tanks, making it multi-purpose.