Alpha Boilers Boiler Efficiency Rating

Alpha - Boiler Efficiency Rating

Alpha have been working hard to ‘delight’ their customers with a highly innovative approach since the very first day of their 50 year life. Backed by a range of boilers capable of meeting the heating and hot water demands of many households, the prices of Alpha boilers can range from budget to high-end.

Alpha strive to put efficiency at the heart of what they do, many of their boilers come with an Erp ‘A’ rating and the option to accompany your boiler with energy-saving products.

The majority of their products are Combi boilers while they do also have System and Regular boilers available too.

What are the Main Boiler Types from Alpha?

Alpha have a range of System and Combi boilers on the market including; E-Tec, E-Tec Plus, ProTec, InTec and Evoke.


The latest addition to the Combi boilers manufactured by Alpha is the E-Tec range, their smallest boiler ever. Being compact, the E-Tec range can fit nicely into a kitchen cupboard and despite its size is still capable of delivering 14.1 litres of water per minute, which makes them a good fit for small to medium sized homes.


The Evoke range are exclusively available from independent merchants and come fitted with a brand new stainless steel heat exchanger, and front access that makes servicing nice and easy. Much like the E-Tec range, Evoke boilers have a compact build to be stored away nice and easily. For added control over the central heating, these boilers have a clip-on temperature sensor.


Alpha’s InTec range of Combi boilers are capable of providing central heating and hot water on-demand. The models in this range are individualised by have their own unique features, such as the InTec GS being fitted with Gas Saver technology to give a 35% reduction in gas used to provide hot water. The Intec C comes fitted with a seasonality valve which means that it can maintain set hot water temperatures in winter and summer.

ProTec Plus

This range of System boilers have been designed for homes with higher heating demands that have sealed central heating systems, or open systems when required.

Intec2 SE

Alpha have put together this range with efficiency and a user friendly experience in mind, as they warm up quickly and come with enhanced circulation. The models in this range offer a highly efficient way of heating your home.

How Much do Alpha Boilers Cost?

Depending on the type of boiler you’re looking to install in your home, the price of Alpha boilers can range from £750 to £1300 for System boilers and £690 to £2500 for their Combi boilers.

Alpha 240ENon-CondensingGas78.3%
Alpha 240E Alpha Combimax 350Non-CondensingGas78.7%
Alpha 240pNon-CondensingGas70.0%
Alpha 240XNon-CondensingGas74.3%
Alpha 240xeNon-CondensingGas70.0%
Alpha 240xpNon-CondensingGas70.0%
Alpha 280ENon-CondensingGas78.9%
Alpha 280E Alpha Combimax 600Non-CondensingGas79.3%
Alpha 280PNon-CondensingGas74.9%
Alpha 500ENon-CondensingGas78.6%
Alpha C23Non-CondensingGas78.9%
Alpha C27Non-CondensingGas78.9%
Alpha CB24Non-CondensingGas79.2%
Alpha CB24XNon-CondensingGas79.2%
Alpha CB28Non-CondensingGas80.1%
Alpha CB28XNon-CondensingGas80.1%
Alpha CB50Non-CondensingGas80.3%
Alpha CD 25 CCondensingLPG90.0%
Alpha CD 28 CCondensingLPG89.7%
Alpha CD 35 CCondensingLPG90.3%
Alpha CD 50 SCondensingLPG89.5%
Alpha CD 70 SCondensingLPG89.7%
Alpha CD12SCondensingLPG89.6%
Alpha CD13RCondensingGas88.5%
Alpha CD18RCondensingGas88.4%
Alpha CD18SCondensingGas88.6%
Alpha CD20SCondensingLPG89.8%
Alpha CD24CCondensingGas88.7%
Alpha CD24RCondensingGas88.6%
Alpha CD24SCondensingGas88.8%
Alpha CD25XCondensingGas88.6%
Alpha CD28SCondensingLPG89.8%
Alpha CD28XCondensingGas88.5%
Alpha CD30SCondensingGas88.6%
Alpha CD32CCondensingGas88.8%
Alpha CD50CondensingGas89.3%
Alpha E-Tec 28CondensingGas88.9%
Alpha E-Tec 28 LPGCondensingLPG89.9%
Alpha E-Tec 33CondensingGas89.0%
Alpha E-Tec 33 LPGCondensingLPG90.0%
Alpha EcoCondensingGas88.8%
Alpha Eco2CondensingLPG89.8%
Alpha Eco2 PlusCondensingGas88.8%
Alpha Evoke 28CondensingGas88.9%
Alpha Evoke 28 LPGCondensingLPG89.9%
Alpha Evoke 33CondensingGas89.0%
Alpha Evoke 33 LPGCondensingLPG90.0%
Alpha HE CB25CondensingGas85.9%
Alpha HE CB33CondensingGas85.9%
Alpha HE SY25CondensingGas86.0%
Alpha InTec 12SCondensingGas88.8%
Alpha InTec 18SCondensingGas89.3%
Alpha InTec 24XCondensingGas89.2%
Alpha InTec 26CCondensingGas89.2%
Alpha InTec 28SCondensingGas88.9%
Alpha InTec 28XCondensingGas88.2%
Alpha InTec 30CCondensingGas88.2%
Alpha InTec 30GSCondensingLPG89.8%
Alpha InTec 34CCondensingGas88.8%
Alpha InTec 40 GS2CondensingGas88.9%
Alpha InTec 40GSCondensingLPG89.9%
Alpha InTec 50 CSCondensingLPG90.0%
Alpha InTec2 20SECondensingGas88.9%
Alpha InTec2 25 XCondensingLPG89.8%
Alpha InTec2 25XECondensingGas88.8%
Alpha InTec2 26CECondensingGas88.8%
Alpha InTec2 28 XCondensingLPG89.8%
Alpha InTec2 28XCondensingGas88.8%
Alpha InTec2 28XECondensingGas88.8%
Alpha InTec2 30CECondensingGas88.8%
Alpha InTec2 30SECondensingGas89.0%
Alpha InTec2 35CECondensingGas88.9%
Alpha SY24Non-CondensingGas79.3%