About us

The company Koch Sanitär AG in Wölflinswil was founded on 01.01.2018 by Jan Koch, federally certified master plumber. Koch Sanitär AG took over the inventory and the employees of the sanitary department of the company Gebr. Wagner, Wölflinswil, which was active in the sanitary sector from 1951 to 2017, on 01.01.2018.

Our expertise lies in the execution of all sanitary installations for new buildings and conversions. We plan the bathroom renovation for you with the help of CAD and 3D animations and create the schedule for all tradespeople. Our strong service team will also be happy to help you with repairs and service work.

Our strengths in the area of new builds and conversions are:

• New builds and conversions of single-family homes or apartment buildings

• New builds and conversions of farms and stables

• Thermal solar systems

• Water softening systems

• Water mains / water supply / reservoir systems

Our strengths in the area of new builds and conversions are:

Our strengths include bathroom renovations. We would be happy to visit you for an inspection and provide you with a customized quote including 3D plans. We will be happy to coordinate the tradespeople involved so that the renovation work can be completed as quickly and smoothly as possible.

Procedure of a bathroom renovation:

• On-site visual inspection, measurement

• Creation of floor plan proposals / 3D planning

• Offering of sanitary work 

• Organizing coordination meetings with other tradesmen

• Creating assembly plans for the renovation work

• Creating a schedule for the renovation work

• Schedule monitoring

• Construction acceptance / final inspection

Service:

Our strengths in the area of service are:

• General Repair work on sanitary installations

• Appliance replacement

• Service cisterns

• Service water heaters

• Service water filters

• Service pump shaft