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Independent UK home energy guides and calculators

Main categories

Choose Where to Start

Independent, plain-English guidance for UK homes. Pick the area that matches what you are planning.

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Home Energy & Improvements

Understand which improvements could make your home warmer, cooler, more efficient and more comfortable.

Solar & Batteries Heating & Cooling Insulation & Windows EV Home Charging Explore Home Improvements
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Grants & Funding Hub

Discover potential financial support for home energy improvements and learn where to check eligibility.

UK Nation Guides Eligibility Guidance Support Schemes Official Sources Explore Grants & Funding
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Articles & Guides

Independent, plain-English explanations to help you compare options and make informed decisions.

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Tools & Calculators

Explore illustrative costs and potential savings using tools with assumptions you can adjust.

Solar System Size Installation Costs Potential Savings Home Cooling Explore Tools & Calculators

Specialist categories

Seven areas, in depth

Each of these has its own guides, costs and calculators, so you can go straight to what you are installing or improving.

Solar panels on a UK roof Solar Panels Installation, running costs and savings Air-source heat pump outside a home Heat Pumps & Grants Systems, grants and heating decisions Insulation being fitted in a home Insulation Reduce heat loss and improve comfort Double-glazed window in a home Windows & Double Glazing Compare glazing options and efficiency Home battery storage unit Home Batteries Storage capacity, costs and payback Electric vehicle charging point on a driveway EV Home Charging Charger options and installation British home with a patio awning, open windows, outdoor fan and shaded seating on a summer day Home Cooling & Summer Comfort Explore ways to keep your home comfortable when temperatures rise. External Awnings & Shading Blinds & Curtains Ventilation & Airflow Fans Air Coolers Air Conditioning Explore cooling options and running costs
Meridian Home Guide

Independent UK home-energy information to help you understand your options.

Independent publisher, not an installer, energy supplier or government service. Figures are illustrative; check current conditions with official providers. Commercial links, if introduced, will be identified.