Do you need a boiler servicing? We are Gas Safe Engineers in Lancashire. As Gas Safe plumbers, we are fully qualified to provide safe and secure installation, servicing and repairs of gas boilers and gas appliances according to the latest regulations. We can repair, instal or service all makes of boiler and offer a 6 months guarantee for any new boilers that we install. Adelphi Plumbing offer our customers throughout Preston and the surrounding areas the benefit of our many years experience of plumbing and heating experience. Our aim is to ensure that you are confident in our services and that each installation is safe and secure.