Combi boilers: is a combi boiler the right boiler for you? Parents' 10 most useful baby products. Older, open-vented non-condensing boilers take air in from inside your home newer, sealed condensing systems take air directly from outside this means that a newer sealed condensing boiler will normally take in cleaner air and be better at retaining energy. If you want to know the specific price for your boiler installation, we can help. When used in the right way,.
Added: 2018-06-29 | Comments: 0 | Category: boiler service