Quote
Collect:
Select Branch
Deliver:
Set Postcode

Main Heating

 
Collect & Deliver Options

Collect: 

Deliver: 

Filters

Get a reliable, space-saving boiler solution with the Main Eco Compact combi boiler range. Designed for quick installation and easy maintenance, Main Eco combi boilers are a solid choice for smaller properties and straightforward heating upgrades. With compact sizing, simple controls and efficient performance, the Main Eco Compact combi boiler range is trusted by installers looking for great value without compromising quality. Pair with flue kits, heating controls and heating filters to get the job finished properly.

Main Eco Boilers FAQs:

Q: What is the Main Eco Compact Combi Boiler?

A: Main Eco Compact combi boilers are high-efficiency, gas-fired boilers designed for space-saving installation in UK homes. They combine central heating and hot water in one compact unit, eliminating the need for a separate hot water cylinder. We currently stock both 25kW and 30kW versions - suitable for a range of property sizes and heating demands.

Q: What does ‘Eco’ mean on a combi boiler?

A: The ‘Eco’ setting on a combi boiler reduces energy use by delaying the preheating of domestic hot water. This means the boiler only fires up when there’s actual hot water demand, helping to lower gas consumption and running costs. It’s ideal for improving energy efficiency without compromising on practicality.

Q: Are Main Eco Compact boilers any good?

A: These boilers are known for quiet operation, straightforward installation, and an ERP A-rating for efficiency. They're a solid choice for landlords, tradespeople and homeowners looking for a cost-effective heating solution.

Q: What’s the difference between the 25kW and 30kW Main Eco Compact models?

A: The Main Eco Compact Combi Boiler 25kW is typically suitable for smaller homes or flats with one bathroom. The Main Eco Compact Combi Boiler 30kW offers more hot water output, making it better suited to medium-sized homes or households with higher water usage. If you’re unsure which size you need, your installer can help you work out the best fit.

Q: How do I repressurise a Main Eco Compact Combi Boiler?

A: To repressurise your Main Eco combi boiler:

  • Turn off the boiler and allow it to cool.

  • Locate the filling loop (usually beneath the boiler).

  • Slowly open the valves to let water into the system.

  • Watch the pressure gauge - close the valves when it reaches around 1.5 bar.

Always refer to the manufacturer's manual or consult a qualified installer if unsure.

Q: Is the Main Eco Compact boiler easy to install?

A: Yes - thanks to its compact footprint, top-mounted flue, and easily accessible controls, installation and servicing are straightforward. This is just one reason why it’s a popular option for when space is tight.