Blogs

Written by the team at Domestic Group+ (Domestic Heating Team Ltd), NICEIC certified and OZEV approved EV charge point installers based in Hertford, Hertfordshire. Last updated September 2026. Quick answer (TL;DR) If your home EV charger is not working, the cause...

The Short Answer A typical air source heat pump installation in the UK costs between £8,000 and £14,000 before any funding, depending on the size of your home and how much work the wider heating system needs. After the £7,500 Boiler Upgrade Scheme grant, most...

TL;DR: For a growing number of UK homes, yes, air conditioning is worth it. A fitted split system costs roughly £1,500 to £4,000+ installed and only about 11p to 32p an hour to run per room at 2026 electricity prices. If you struggle to sleep in summer, work from...

Written by the Domestic Group team, Gas Safe registered heating engineers based in Hertford, Hertfordshire. Last updated August 2026.   Quick answer (TL;DR): In 2026, a new boiler costs most UK homeowners between £1,800 and £3,500 fully installed, with the...

Reviewed by the Gas Safe registered heating engineers at Domestic Group+ (Domestic Heating Team), Hertford. Last updated: July 2026. Quick answer: is boiler cover worth it? Boiler cover is usually worth it if your boiler is more than five to seven years old, out of...

TL;DR: Most UK homes pay between £1,500 and £3,000 to install a single-room air conditioning unit in 2026. A multi-room (multi-split) system runs roughly £2,800 to £7,000, and a whole-home ducted system costs £6,000 to £15,000. Prices in London and the South East...

Letting a property with gas appliances means one legal job you cannot skip. A valid CP12 landlord gas safety certificate protects your tenants and keeps you on the right side of the law. Miss it, and you risk unlimited fines and trouble regaining your own property....

Worried that gas boilers are being banned in 2026? You can relax. Nobody is forcing you to remove your working boiler. The scary headlines have skipped the important details. This guide gives you the calm, accurate facts. You will learn what is changing, who it...

Your boiler is making a strange noise, or your installer just told you it is on its last legs. Now you are stuck choosing between a combi, system or regular boiler. The honest answer is that the right choice depends on your home, not on which boiler is best in the...

Worried about being overcharged for a new boiler? You are not alone. The new boiler cost in Hertfordshire in 2026 sits between £1,800 and £4,800 fitted. Your final figure depends on boiler type, brand, and existing system condition. This guide breaks down every...