John baethke & son plumbing has completed more than 250,000 drain, pipe, sewer, and water heater jobs and we're ready to help you next! But he cannily failed to mention the boiler is covered by the manufacturer’s warranty for the first year anyway. Equipped to service all makes and brands of heating and cooling products. I require a plumber to service sprinkler heads and water cylinder in an appartment in ng1 5gy? the job will require.