Although similar in many ways, the difference between a sealed system boiler and a conventional boiler (regular boiler) is that the system boiler incorporates all the of the major components built-in, including an expansion vessel and modulating pump generally all components are pre-wired, pre-plumbed and pre-tested for greater reliability, as well as a quicker and neater installation. And we’ll be the 24-hour plumber leawood residents can depend on. Leaks, noisy pipes or a boiler that refuses to work can be frustrating to deal with instead of trying to diagnose your boiler issue on your own, contact an expert. Our vision is ensuring our customers receive the highest quality parts and services to best suit their needs in order to live a worry-free life above and beyond what goes down the drain.". Gas-fired wall-mounted condensing boiler with modulating stainless steel cylinder burner and inox-radial heat exchanger surface rated input: 12 to 530 mbh for residential homes, apartment buildings and commercial applications, new buildings and retrofits. Ten inch wheels and a tall handle make the. Require a water cylinder but not a tank like regular boilers, they can provide multiple taps with hot water simultaneously system boilers are a relatively economical choice, and the lack of tank also assists with easier maintenance they require time to heat up, and unused hot water will cool again. All the boiler brands mentioned on this page are of a high quality there are cheaper boilers available, especially online and without installation however, ensuring that the. Our installation teams fit more than 600 boilers each year we are known throughout the south west of scotland for supplying quality boilers brands such as valliant & worcester who year after year finish in the top two for quality and reliability in the trusted independent which magazine yearly report.