Case Study: Full Electric Heating & Hot Water Upgrade – Kingstanding, Birmingham
- Martyn Jones
- May 8
- 2 min read
Project Summary
In Kingstanding, Birmingham, M4RT delivered a modern, fully electric heating and hot water solution to support the homeowner’s transition away from gas. The objective was to make full use of the property’s existing solar PV array and off-peak electricity tariffs, offering both sustainability and long-term energy cost savings.
Client Brief
The client requested a future-ready, all-electric alternative to their traditional gas system. Key requirements included:
Full removal of the gas boiler and hot water cylinder
Elimination of all cold water tanks in the loft
Integration of an efficient electric solution for both space heating and hot water
Maximum utilisation of off-peak electricity and solar PV
Installation of new system within existing home infrastructure with minimal disruption
Eliminate reliance on gas
Use existing radiator circuit for space heating
Our Solution
M4RT recommended and installed two innovative heat battery technologies:
Tepeo ZEB (Zero Emission Boiler) – for central heating
Sunamp Thermino 150 ePlus – for domestic hot water
Installation Highlights:
✅ Tepeo ZEB installed in the downstairs under-stairs cupboard
✅ Existing hot water cylinder removed and replaced with the Sunamp Thermino
✅ Gas boiler removed, with external wall made good
✅ All tanks removed from the loft
✅ Tepeo ZEB connected to the existing radiator circuit
✅ Full system commissioning, testing, and homeowner demonstration
The project was delivered over 5 days, with meticulous attention to detail and customer communication throughout.


Customer Feedback
"Great Job - Replaced Gas boiler with a ZEB for Heating and SUNAMP for Hot Water"
Martyn and Aaron (M4RT) replaced our central heating gas boiler with a TEPEO ZEB heat battery for central heating, and a SUNAMP THERMINO 150 EPLUS heat battery for hot water. We are now gas free!
They arrived on time for the initial survey, advising on what would be needed for the installation of a ZEB and SUNAMP, and promptly provided a detailed quotation.
Once we agreed a date to go ahead with the installation, they turned up on time each day and kept going for 5 days until the work was done.
They were a pleasure to have in the house. They were hard working, going the extra mile until the job was done right. They did an outstanding quality job, cleaning up after themselves at the end of each day.
They were obviously dedicated to doing an excellent professional job and listening to what we wanted. They included us in each step of the process, from quotation to installation to commissioning and post installation follow up.
If you are looking to move away from gas towards a zero carbon home, then a ZEB and a SUNAMP is an excellent alternative to a heat pump.
We'd highly recommend Martyn (M4RT) services any day of the week.
Outcome
The home is now fully electric and gas-free, with a quiet, efficient, and future-proof heating system. The use of off-peak electricity and solar PV ensures excellent long-term running costs and a lower carbon footprint.
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