- An efficient, stylish and eco-caring choice

An efficient and stylish ground source heat pump that adapts to your home's heating needs and hot water consumption.

The CTC GSi is a top-rated, speed-controlled heat pump from Sweden, featuring a sleek design, integrated touch display, and premium finish. It's easy to control with its user-friendly display or via your smartphone, allowing you to save energy by optimizing usage during low electricity prices. Beyond efficiency and savings, it also adds a stylish touch to your home!

The all-new CTC GSi 700. Now, with R290!

The CTC GSi 700 delivers heating, hot water, and cooling year-round, tailored to your property’s needs. Using R290, an eco-friendly refrigerant with a low Global Warming Potential (GWP) of just 0.02, it has an even smaller environmental impact than the GSi 600.

Environmentally caring technology

With over 100 years of experience, CTC combines innovation and advanced technology to support a sustainable, fossil-free future. By choosing a CTC heat pump from our new line of R290-powered heat pumps, you’re making an eco-conscious choice for a greener, energy-efficient world. Enjoy comfort at home while doing your part to help protect the planet!