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Graham Hendra
Graham Hendra
@grahamh-energy-donkey
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Estimable Member
Joined: Apr 14, 2021
Last seen: Jul 24, 2026
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About Me

Heat pump R and D engineer for Haier Europe. Writer of heat pump books including https://amzn.eu/d/fX8Jcf7 145 things you need to know about heat pumps. A bloke who used to fix heat pumps but not anymore.

Website

https://energydonkey.com/

Location

United Kingdom

Occupation

Heat pump R and D engineer for Haier Europe and Tech at Energy Donkey

Signature

Heat pump builder, R and D engineer for Haier Europe and head Energy Donkey

Social Networks

LinkedIn

https://www.linkedin.com/in/graham-hendra-a0b0426/

YouTube

https://www.youtube.com/channel/UCH3B9qBaEpcpawjMEMKVLOQ
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