Welcome to the trade’s go-to place for Sunamp installation manuals, technical documentation and training sessions
Discover Thermino
The space-saving and efficient alternative to hot water cylinders for you & your customers
Flexible orientation with access to pipe connections on three sides.
Up to 4 times smaller than the equivalent cylinder, thanks to the Plentigrade phase change material.
A tried and tested, high performance hot water solution.
Compatible with heat pumps, boilers, solar PV, grid electricity and boilers.
Technical documents
Thermino xPlus – the indirect hot water cylinder replacement
Works with boilers, heat pumps and solar PV
Thermino TS – the efficient alternative to indirect vented & unvented cylinders
Works with heat pumps and boilers

The technical resources above are for our fifth generation Thermino ePlus, xPlus and TS range. To access manuals for our previous Thermino and UniQ heat batteries, please visit the archive below.
Why become a certified installer
- Free online training to help you upskill without downtime
- Dedicated technical support from our expert team
- Professional opportunities
- Get listed on our installer map, making it easier for customers to find you
The training is delivered by expert trainers with practical experience of installing and specifying Thermino heat batteries, designed to get you up and running in no time.
Book your place on an upcoming session
- Thursday 23 April, 09.15 – 11.00
To register interest for future sessions or in-person training, email [email protected]






