ShopHome / RAK / RAK Drainage Opener RAK Drainage Opener Drain Openers are the best type of protection from clogged drains. The formula is made to help fight against clogs and also works to break down the residues Categories: home, RAK Related products Jaguar Diesel Exhaust Fluid (AdBlue-DEF) Read more RAK Brake Fluid Read more RAK Crystal Drainage Opener Read more