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Heat Only Boilers

Heat only boilers are also known as open vent, conventional or regular boilers. They heat your central heating and hot water when installed as part of a heating system together with a hot water storage cylinder, cold water storage tank, plus a feed and expansion tank (which is usually stored in the loft above the boiler to provide a good head of water). If the boiler you’re replacing is very old, it is most likely a heat only boiler. One of the other clues is that you’ll have a separate circulating pump, instead of one inside the boiler. We keep a huge stock of efficient condensing heat only boilers from all the leading brands such as Potterton, Worcester, Vaillant, Baxi and Glow-worm. In fact, we have all the heat only boilers you need at the lowest prices.

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4 Items

Navien LCB700 Blue Flame 36kW RS Internal Regular Oil Boiler

Navien LCB700 Blue Flame 36kW RS Internal Regular Oil Boiler

£2,211.60 £1,843.00
1 Available for Delivery
Select your local store for Stock Availability.
Navien LCB700 Blue Flame 36kW RSX External Regular Oil Boiler

Navien LCB700 Blue Flame 36kW RSX External Regular Oil Boiler

£2,341.20 £1,951.00
Order now for delivery within 10 working days Order now for delivery within 10 working days
Available for back-ordered delivery
Select your local store for Stock Availability.
Worcester Greenstar 8000+ 30 Regular Boiler

Worcester Greenstar 8000+ 30 Regular Boiler

£1,745.12 £1,454.27
11 Available for Delivery
Select your local store for Stock Availability.
Worcester Greenstar 8000+ 30 LPG Regular Boiler

Worcester Greenstar 8000+ 30 LPG Regular Boiler

£1,845.42 £1,537.85
Order now for delivery within 10 working days Order now for delivery within 10 working days
Available for back-ordered delivery
Select your local store for Stock Availability.

4 Items