Is your old boiler on the blink, and you have no hot water ? Whilst some issues can be fixed very easily the majority will require a gas safe /. Have a problem with your septic tank or cesspit? Drain out bathroom is not recommended for use in a toilet it is not formulated to break-up and dissolve typical toilet clogs; instead, it is formulated to remove tough hair and soap clogs. Goshen plumbing & heating.