Kather Sanitär Heizung GmbH (Amriswil) delivers plumbing, heating and ventilation services across Switzerland. Since 2003, we support private, commercial and industrial projects—from single-family homes to large-scale builds. We handle planning, installation, upgrades, maintenance and fast troubleshooting. Our services include sanitary installations, bathroom renovations, modern heating systems (heat pumps, oil, gas, wood), underfloor heating, radiators, and ventilation solutions for residential and commercial properties, including heat recovery systems. Expect high-quality materials, efficient processes and personal service.

HYMA GmbH in Amriswil, Switzerland, specializes in hydraulic installations, piping, commissioning and troubleshooting. We bend hydraulic pipes (6–42 mm) on site and support machine commissioning with professional measurement and documentation of pressure, flow rate, displacement and speed – up to 6 channels simultaneously. Using advanced diagnostic equipment and extensive experience, we minimize downtime and increase system efficiency. Independent, flexible and solution-oriented hydraulic service across Switzerland.