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We install only the industry leading manufacturers who have invested in making ‘clever’ boilers. These boilers are designed to provide the greatest efficiencies and savings in energy costs. Clever Energy Boilers are constantly looking for the latest advances in boiler technology and strive to bring to customers boilers that return the greatest performance in heating the home as well as all important reduction in heating bills.

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We aim to provide information about boilers we supply and review, which we consider to be the most effective. Listed are the latest boilers from manufacturers. A full list is available.

Vaillant ecoTEC Combi Pro 24

The ecoTEC Pro range of combination boilers combines the built in quality, reliability and performance you’d expect from Vaillant, with a simple design and approach. Requiring no hot water cylinder or cold water tank in the loft this combination boiler provides almost instant hot water delivery to your taps, and fits simply and easily into homes even with limited space.

  •  Suitable for 1–3 bedroomed homes with 1 bathroom

  • Efficient and reduced energy consumption 89.2% rating

  • Built in 2 stage frost protection for optimal performance all year round

  • Increased speed of hot water delivery with aquaCOMFORT warm start feature

  • Helps reduce a household’s carbon footprint

  • 5 year manufacturers warranty

Worcester Bosch Greenstar CDi Compact

Greenstar CDi Compact combi boilers are the smallest and most efficient boilers we have produced. Greenstar CDi Compact combi boilers condense in both heating and hot water modes, resulting in greater efficiency and fuel savings.

  • 5 year boiler guarantee

  • Central heating output » 24kW

  • Hot water flow rate » 14.7 litres per minute

  • Suited to properties with high demand outputs

  • Fits within a standard kitchen cupboard

  • Compatible with Greenskies solar panels

Full list of Worcester Bosch combi boilers

Greenstar 25i ERP 25KW 7 Year Warranty

Greenstar 30i ERP 30KW 7 Year Warranty

Greenstar 28cdi Compact ERP 28KW 7 Year Warranty

Greenstar 32cdi Compact ERP 32KW 7 Year Warranty

Greenstar 36cdi Compact ERP 36KW 7 Year Warranty

Greenstar 25si ERP 25KW 7 Year Warranty

Greenstar 30si ERP 30KW 7 Year Warranty

Greenstar 34cdi Classic ERP 35KW 7 Year Warranty

Greenstar 38cdi Classic ERP 40KW 7 Year Warranty

Greenstar 42cdi Classic ERP 42KW 7 Year Warranty

Greenstar 440cdi Highflow (Floor Standing) 29.5KW 7 Year Warranty

Greenstar 550cdi Highflow (Floor Standing) 41.1KW 7 Year Warranty

Full list of Worcester Bosch regular boilers

Greenstar 12Ri ERP 12KW 7 Year Warranty

Greenstar 15Ri ERP 15KW 7 Year Warranty

Greenstar 18Ri ERP 18KW 7 Year Warranty

Greenstar 24Ri ERP 24KW 7 Year Warranty

Greenstar 27Ri ERP 27KW 7 Year Warranty

Greenstar 30Ri ERP 30KW 7 Year Warranty

Greenstar 27ri Compact Regular ERP 27KW 7 Year Warranty

Greenstar 30ri Compact Regular ERP 30KW 7 Year Warranty

Greenstar 30cdi Classic Regular ERP 30KW 7 Year Warranty

Greenstar 40cdi Classic Regular ERP 40KW 7 Year Warranty

Greenstar 30cdi Floor Standing ERP 30KW 7 Year Warranty

Greenstar 42cdi Floor Standing ERP 40.8KW 7 Year Warranty

Full list of Worcester Bosch system boilers

Greenstar 30cdi Classic System ERP 30KW 7 Year Warranty

Greenstar 35cdi Classic System ERP 34KW 7 Year Warranty

Greenstar 9i ERP 9KW 7 Year Warranty

Greenstar 12i ERP 12KW 7 Year Warranty

Greenstar 15i ERP 15KW 7 Year Warranty

Greenstar 18i ERP 18KW 7 Year Warranty

Greenstar 21i ERP 21KW 7 Year Warranty

Greenstar 24i ERP 24KW 7 Year Warranty

Greenstar 27i Compact System ERP 27KW 7 Year Warranty

Greenstar 30i Compact System ERP 30KW 7 Year Warranty

Full list of Vaillant combi boilers

Vaillant ecoTEC Pro 24 ErP  24KW  5 Year Warranty

Vaillant ecoTEC Pro 28 ErP  28KW  5 Year Warranty

Vaillant ecoTEC Pro 30 ErP  30KW  5 Year Warranty

Vaillant ecoTEC Plus 825 ErP  24KW  7 Year Warranty

Vaillant ecoTEC Plus 832 ErP  31KW  7 Year Warranty

Vaillant ecoTEC Plus 835 ErP  35KW  7 Year Warranty

Vaillant ecoTEC Plus 838 ErP  37KW  7 Year Warranty

Vaillant ecoTEC Plus 938 ErP  37KW  7 Year Warranty

Vaillant ecoTEC Exclusive plus 832 ErP  32KW  7 Year Warranty

Vaillant ecoTEC Exclusive plus 838 ErP  38 KW  7 Year Warranty

Full list of Vaillant system boilers

Vaillant ecoTEC Plus 612 ErP  12KW  7 Year Warranty

Vaillant ecoTEC Plus 615 ErP  15KW  7 Year Warranty

Vaillant ecoTEC Plus 618 ErP  18KW  7 Year Warranty

Vaillant ecoTEC Plus 624 ErP  24KW  7 Year Warranty

Vaillant ecoTEC Plus 630 ErP  30KW  7 Year Warranty

Vaillant ecoTEC Plus 637 ErP  37KW  7 Year Warranty

Full list of Vaillant regular boilers

Vaillant ecoTEC Plus 412 ErP  12KW  7 Year Warranty

Vaillant ecoTEC Plus 415 ErP  15KW  7 Year Warranty

Vaillant ecoTEC Plus 418 ErP  18KW  7 Year Warranty

Vaillant ecoTEC Plus 424 ErP  24KW  7 Year Warranty

Vaillant ecoTEC Plus 430 ErP  30KW  7 Year Warranty

Vaillant ecoTEC Plus 438 ErP  38KW  7 Year Warranty

Full list of Ideal combi boilers

Logic 24  24KW  2 Year Warranty

Logic 30  30KW  2 Year Warranty

Logic 35  35KW  2 Year Warranty

Extended 5 year warranties available on Ideal combi boilers for £90

Logic 24 Plus  24KW  7 Year Warranty

Logic 30 Plus  30KW  7 Year Warranty

Logic 35 Plus  35KW  7 Year Warranty

Ideal Vogue Combi 26  10 Year Warranty

Ideal Vogue Combi 32  10 Year Warranty

Ideal Vogue Combi 40  10 Year Warranty

Full list of Ideal system boilers

Logic 15  24KW  2 Year Warranty

Logic 18  30KW  2 Year Warranty

Logic 24  35KW  2 Year Warranty

Logic 30 30KW  2 Year Warranty

Extended 5 year warranties available on Ideal system boilers for £90

Logic 15 Plus  24KW  7 Year Warranty

Logic 18 Plus  30KW  7 Year Warranty

Logic 24 Plus  35KW  7 Year Warranty

Logic 30 Plus  30KW  7 Year Warranty

Vogue 15 HE System  10 Year Warranty

Vogue 18 HE System  10 Year Warranty

Vogue 26 HE System  10 Year Warranty

Vogue 32 HE System  10 Year Warranty

Full list of Ideal regular boilers

Logic 12  12KW  2 Year Warranty

Logic 15  15KW  2 Year Warranty

Logic 18  18KW  2 Year Warranty

Logic 24  24KW  2 Year Warranty

Logic 30  30KW  2 Year Warranty

Extended 5 year warranties available on Ideal system boilers for £90

Logic 12  12KW  7 Year Warranty

Logic 15  15KW  7 Year Warranty

Logic 18  18KW  7 Year Warranty

Logic 24  24KW  7 Year Warranty

Logic 30  30KW  7 Year Warranty

Mexico 15 HE ErP (Floor Standing)  2 Year Warranty

Mexico 18 HE ErP (Floor Standing)  2 Year Warranty

Mexico 24 HE ErP (Floor Standing)  2 Year Warranty

Mexico 30 HE ErP (Floor Standing)  2 Year Warranty

Mexico 36 HE ErP (Floor Standing)  2 Year Warranty

Full list of Vokera combi boilers

Vokera Compact 25A ErP  5 Year Warranty

Vokera Compact 29A ErP  5 Year Warranty

Vision 25C (built in 7 day digital clock)  5 Year Warranty

Vision 30C (built in 7 day digital clock)  5 Year Warranty

Vokera Unica i28  5 Year Warranty

Vokera Unica i32  5 Year Warranty

Vokera Unica i36  5 Year Warranty

Extended 10 year warranties are available for Vision and Unica for £175

Full list of Vokera system boilers

Vokera Vision 20S 5 Year Warranty

Vokera Vision 25S 5 Year Warranty

Vokera Mynute i20 System 5 Year Warranty

Vokera Mynute i30 System 5 Year Warranty

Vokera Mynute System 35KW 7 Year Warranty

Full list of Vokera regular boilers

Vokera Mynute VHE 15KW 2 Year Warranty

Vokera Mynute VHE 20KW 2 Year Warranty

Vokera Verve System 47KW 2 Year Warranty