We put kitchen drain unblockers from popular brands including Cillit Bang ... Therefore, it's safest for you to check with your septic tank provider. This unblocker gel from Cilit Bang was not the ...

See how it fared in our best shower drain unblocker tests. It only took 15 minutes for this plughole unblocker from Sainsbury's to cut through the grease and food residue. Once it had finished, the ...