Flexible heating systems
without limits.

Find Out MoreView Our Products

Flexible heating systems
without limits.

Find Out MoreView Our Products

Innovative Renewable

Heating Solutions

CTC is an international manufacturer of heating products providing innovative renewable heating solutions across the world.

For over 90 years our range of high-performance products has warmed homes effectively and efficiently. Our complete range of renewable products now includes air to water and ground source heat pumps, biomass wood pellet and log gasification boilers, intelligent controls and our unique energy hub – EcoZenith.

Over the years we have enhanced the technology behind our CTC products to ensure they maintain their unique and innovative Swedish design features, giving UK consumers the benefit of a highly advanced, intelligent all-in-one renewable heating solution.

Energy Flex


At CTC we have always believed in flexible heating solutions. Using all of our 90 years of experience we bring you Energy Flex. Energy Flex allows multiple heat sources, multiple stores and a multitude of other heating components to be successfully integrated. At the heart of the Energy Flex solution is the EcoZenith, our innovative, high performance thermal store and intelligent controller.

The concept is based on an environmentally friendly, economical and flexible heating system consisting of a CTC EcoZenith intelligent thermal store. Then, by connecting to one of our Heat pumps or biomass boilers, you are prepared for the future.

CTC Products

Perfect for new build and renovation projects

Ground To Water

EcoHeat and EcoPart 400 generation of ground source heat pump has achieved a COP 5.04 and the new GSi 12 inverter driven ground source heat pump achieves 5.22 COP.

Air To Water

CTC Inverter driven variable speed Air Source Heat Pump 500M range with a 5.24 COP and the EcoAir 400 range of fixed speed Air Source Heat Pumps with a 4.6 COP.

Intelligent Controls

CTC EcoLogic is a unique control system designed to monitor and regulate CTC’s range of heat pumps.

Intelligent Thermal Stores

Thermal Stores Energy Flexibility intelligence with the CTC EcoZenith i550 Pro multi energy thermal store.

Biomass Boilers

CTC EcoFlex, highly efficient domestic pellet & log gasification boiler range, designed with you in mind.

To find out more about our products & services