Gas Boilers

Gas Boilers

Choose from a large range of gas boilers to find the perfect central heating system for homes connected to the gas mains. At Discounted Heating, we stock everything from full gas boilers to storage cylinders and gas saver units, as well as a huge variety of shapes, sizes, and brands.

Whether you’re shopping for a gas combi boiler, a high efficiency system boiler or a heat only boiler, you’ll find plenty to choose from in our online range. We also stock boilers to suit a diverse selection of properties, with boiler outputs ranging from the relatively small (9 KW) to the large (121 KW).

Browse domestic gas boilers from trusted manufacturers like Glow-worm, Baxi and Vaillant to find the right boiler for the job. As the majority of UK homes use gas central heating, natural gas boilers are among the most popular heating systems.

Discover a huge range of boilers ideal for refitting central heating systems or replacing existing boilers with Discounted Heating. We’re constantly working to add new models to our range, ensuring you have a great selection of natural gas boilers to choose from.

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Vaillant EcoFIT Pure 412 Heat Only Open Vent Boiler

Labelled the go anywhere boiler, the Vaillant ecoFIT pure 412 is part of Vaillants new, exciting and..

£809.00 inc Vat Ex VAT: £674.17

Vaillant EcoFIT Pure 415 Heat Only Open Vent Boiler

Ultra quiet operation (Quiet Mark-approved),small footprint and total flexibility of siting with top..

£849.00 inc Vat Ex VAT: £707.50

Vaillant EcoFIT Pure 418 Heat Only Open Vent Boiler

Ultra quiet operation (Quiet Mark-approved),small footprint and total flexibility of siting with top..

£930.00 inc Vat Ex VAT: £775.00

Vaillant EcoFIT Pure 425 Heat Only Open Vent Boiler

Labelled the go anywhere boiler, the Vaillant ecoFIT pure 425 is part of Vaillants new, exciting and..

£1,009.00 inc Vat Ex VAT: £840.83

Vaillant EcoFIT Pure 430 Heat Only Open Vent Boiler

Ultra quiet operation (Quiet Mark-approved),small footprint and total flexibility of siting with top..

£1,079.00 inc Vat Ex VAT: £899.17

Vaillant EcoFIT Pure 435 Heat Only Open Vent Boiler

Ultra quiet operation (Quiet Mark-approved),small footprint and total flexibility of siting with top..

£1,620.00 inc Vat Ex VAT: £1,350.00

Vaillant EcoFIT Pure 612 System Boiler

Labelled the go anywhere boiler, the Vaillant ecoFIT pure 612 is part of Vaillants new, exciting and..

£930.00 inc Vat Ex VAT: £775.00

Vaillant EcoFIT Pure 615 System Boiler

Labelled the go anywhere boiler, the Vaillant ecoFIT pure 615 is part of Vaillants new, exciting and..

£1,000.00 inc Vat Ex VAT: £833.33

Vaillant EcoFIT Pure 618 System Boiler

Labelled the go anywhere boiler, the Vaillant ecoFIT pure 618 is part of Vaillants new, exciting and..

£1,080.00 inc Vat Ex VAT: £900.00

Vaillant EcoFIT Pure 625 System Boiler

Labelled the go anywhere boiler, the Vaillant ecoFIT pure 625 is part of Vaillants new, exciting and..

£1,240.00 inc Vat Ex VAT: £1,033.33

Vaillant EcoFIT Pure 630 System Boiler

Labelled the go anywhere boiler, the Vaillant ecoFIT pure 630 is part of Vaillants new, exciting and..

£1,404.00 inc Vat Ex VAT: £1,170.00

Baxi 7219414 Duo-tec 28 Combi Boiler ErP w/Adey Magnaclean and Flue

The Baxi Duo-tec 28kW combi boiler is an energy efficient model that is both easy to install and to ..

£1,363.40 inc Vat Ex VAT: £1,136.17

Baxi Duo-Tec 33 Combi Boiler NG ErP (7219415) w/Omega TF1 Filter Pack & Flue

Product Description The Baxi Duo-tec Combi is ErP compliant with an A efficiency rating and are Ene..

£1,191.16 inc Vat Ex VAT: £992.63

Baxi Duo-Tec 33 Combi Boiler NG ErP 7219415 w/Adey Magnaclean & Flue

The Baxi Duo-tec Combi is ErP compliant with an A efficiency rating and are Energy Saving Trust endo..

£1,191.14 inc Vat Ex VAT: £992.62

Baxi Duo-Tec 40 Combi Boiler NG ErP (7219416) w/Omega Filter & Flue

The Baxi Duo-tec Combi boiler is a firm favourite with installers and householders because it is str..

£1,188.04 inc Vat Ex VAT: £990.03