If you think you have a blocked sewer, please contact us so we can find out whether it is a public or private sewer. The paddocks, ramsey road, laxey im4 7pp. If you go to the feed and expansion tank (normally next to your cold water tank) and find it's empty, try moving the ball valve up and down the valve should start working again, and the feed and expansion tank should start to fill up. Pay for plumbers, gasfitters and drainlayers depends on experience. Was founded in 1973 and is.