SEW® - Pioneer of Multifunctional Closed-Loop Systems

High-efficiency and reliable energy-saving technology. Since 1983, SEW has been offering GSWT technology. With recovery rates exceeding 77% for closed-loop systems, we continue to revolutionize the entire heat recovery industry. Thanks to its high thermal efficiency and unique redundancy, GSWT closed-loop systems can take on additional functions. This makes SEW the founder of multifunctional heat and cooling recovery technology.

The high thermal efficiency combined with the high redundancy of GSWT® technology enables efficiency ratios of 1:20 to over 1:100. This means that with a small amount of electricity, ...