What Is The Most Energy Efficient Boiler
If you are researching a new boiler for your house, you must consider several essential factors. The information below will hopefully assist you in making that vital decision as to what boiler is best for you.
The energy efficiency rating for your boiler will determine the operating costs of your boiler. It will also indicate the environmental impact your heating system has.
The overall expense of purchasing and installing your new boiler should be a massive consideration, as should the warranty length giving you peace of mind.



Worcester Greenstar Range
Choosing which boiler will be the most energy-efficient and functional fit with your home and lifestyle can be a bit of a headache.
The Worcester Greenstar Combination or combi boiler range produce both heating and hot water on demand without a cylinder. An excellent choice of boiler for any home with restricted space thanks to the compact size.
Worcesters, entire gas boiler range, can run on a 20% hydrogen blend – so you can have peace of mind that this range of boiler will run on gas for it’s lifetime.
- Ultra High Performance
- Innovative 'Quick Tap' Water Saving Function
- Wireless Connectivity
- Wall Hung
- Fits In Kitchen Cupboard
- Suitable For Small To Medium Homes

Baxi 400 Range
The Baxi 400 is extremely quiet and lightweight, and this particular boiler can be installed practically anywhere in your home.
The Baxi 400 Boiler is an efficient boiler with three power output options available from the Baxi 400 Combi, Baxi 400 Combi LPG, the Baxi 400 Heat, and a range of kW sizes.
The Baxi 400 has an ErP ‘A’ rating and an energy efficiency running performance of 89%. While there are other more efficient boilers available for maximum energy efficiency, the Baxi 400 has a range of compatible wired and wireless controls. The Baxi 400 is available for the highest energy efficiency, including the option to connect with a smart energy management system. This would be achieved by using a smart room thermostat that can increase energy efficiency within your home.
Controlling your new boiler from your smartphone, you can ensure your heating is managed carefully. This also allows you can take advantage of additional features, including room temperature scheduling. You can even programme holidays away and anti-frost protection.
- 24 and 28kW
- Compatible with uSense smart control
- Highly efficient - could save money on fuel bills
- Wall Hung
- Fits In Kitchen Cupboard
- Suitable For Small To Medium Homes

Alpha Evoke
The Alpha Evoke boiler is one of the newest to Alpha’s combi boiler range. Like many other boilers, the Evoke is a compact model and allows easy fitting in any typical or standard kitchen cupboard, and servicing is made easy with front access. This boiler is ideal for small to medium-sized homes.
The Alpha Evoke is a highly efficient boiler, scoring high; this B rated boiler has an efficiency rating of 88.9%. This means that the Alpha Evoke will be a very cost-effective boiler to run. The 28Kw boiler uses low electrical consumption, which again benefits to help to reduce and keeping your household bills down and helping to lower your environmental impact.
- Low electrical consumption
- Delivers 14.1 litres of water per minute
- Wall Hung
- Fits In Kitchen Cupboard
- Suitable For Small To Medium Homes

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