Centred on simplicity, ESi Controls products are quick and easy to install, and effortless to set-up and use.
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ESi Controls products are designed with a focus on quality, value and practicality which will suit any lifestyle and budget.
ESi Controls are one of the fastest growing designers and manufacturers in the UK domestic heating market.
Buy and comply with ESi
Download the guide to the Boiler Plus range of compliant ESi products.
Many of our products come with a 2, 3 or 5 year warranty.
Allows you to take complete control of your home from your phone or tablet.
FIND OUT MORE
All our products have user guides, technical sheets and instructions available as a handy download just for you.
The 5 series is here!
The entire 5 Series range is designed to be fully interchangeable by the homeowner.
Reliable, proven & simple
ESi Controls Ltd has a comprehensive range of energy saving innovative heating controls for residential and light commercial use.