RXSOL SOG rapidely disolves all hard deposits mineral scale, debris and residues from inner part of SHOWER. With regular use of this product, thereby eliminating the need for expensive SHOWER replacement, which is damaged by deposition of water scale. Hard scale deposition prohibit continious and proper flow of water through shower. VISCOUS RXSOL SOG immediately starts chemically dissolving scale and without mechanical pressure ( which is damaging smoothness of shower causing a dull look ) clean completelly. This product is ideal for removal of oxides and carbonates.