Company history


The partners KERschl and SchMIdt found the company as a workshop for the production of heating oil tanks.

Workshop in 1960


Production of steel panel radiators begins.

Steel panel radiators


The factory is expanded to include the first fully automatic production line for steel panel radiators.

First fully automatic production line


The company is taken over by the Salzgitter Group.

Business premises in the 70s


The Shower Enclosure business sector is created.

Shower enclosure advertisement


The NT 2000 V-Compact radiator is introduced with an integrated valve fitting.

NT 2000 V compact radiator

Due to the rapid success of the product, the location is already extensively expanded and upgraded by the end of the 1980s.

Kermi factory premises


The first steel panel radiator models specially adapted for use in the bathroom are launched.

Salzgitter AG merges with PREUSSAG AG. Kermi GmbH is now part of the PREUSSAG Group.

Steel panel radiators for bathrooms


Kermi paves the way with the new Infocenter, an exemplary forum for presentation, training, and interaction.

Kermi Infocenter


A brand new steel panel radiator factory with fully automatic production lines and a paint shop launch operations.

Expanded Kermi factory premises


Production of bathroom and designer radiators begins.

Bathroom and design radiators


Kermi s.r.o., which has its own production facilities, is founded in Stribro in the Czech Republic.

Kermi in Stribro


Convectors and heating panels are added to the product range.

Convectors and heating panels


The Kermi all-glass shower enclosure programme is launched



Kermi expands its heating technology competence with the x-net underfloor heating system.

x-net underfloor heating system

Gaining an international market presence and expanding the product programme over the last decade involved extensive expansion of development, production, logistics, and administration.

Since 1 July 2001, Kermi has been part of AFG Arbonia-Forster Holding AG, which is based in Arbon/Switzerland.


Kermi s.r.o. Stribro is considerably expanded in the areas of production and logistics.

Kermi in Stribro


The therm-x2 is introduced with innovative, energy-saving x2-technology in multi-layer valve radiators with a centre connection.


Generously proportioned walk-in glass units open up new possibilities in a young, growing trendy market.

Walk-In wet floor system


The innovative x2-technology is introduced in all multi-layer valve radiators.


50 million lots of quality and innovation from Lower Bavaria. In the steady beat of the welding line, the 50 millionth steel panel radiator rolls off the production lines at Kermi in Plattling in 2008.

The 50 millionth steel panel radiator


50 years of Kermi – 50 years of innovation, design, and quality. Originally founded as a workshop , today Kermi is one of the leading suppliers of heating technology and shower solutions in Europe.


The Sanitary department is expanded to include the Wet Floor System Business Unit.

Wet floor system


The presentation of the Kermi x-optimised heating system marks a new milestone. Kermi enters the heat generation, heat storage, and heat control segments and therefore provides everything from a single source right up to the heat transfer.

x-optimised heating system


The new Kermi seminar centre opens: Campus at the company headquarters in Plattling.

In 2014, the expansion work on the logistics area is completed.



The x-well residential ventilation solution provides a comfortable climate in every room – the ideal addition to the Kermi x-optimised heating system.

x-well residential ventilation


Extensive investments in production & logistics for shower design and indoor climate are completed.

Like the range of products, the Kermi site in Plattling has also grown over the years.

Production line


In the Kermi x-optimised system, the individual heating technology components fit together in perfect coordination. The addition of “+e” represents the expansion of intelligent electrical solutions. Here, we rely on the use of renewable energies and the intelligent combination of water and electricity-based system components.

Kermi x-optimised system circle chart


Our company’s story began in 1960!

  • 60 years of Kermi – Innovation, design, and quality
  • 44 years of shower enclosures by Kermi – Innovative shower enclosure solutions, experience, expertise and a passion for showers
  • 75 million Kermi steel panel radiators installed
75 million steel panel radiators installed


Kermi has already produced 15 million shower enclosures at the Plattling site in Lower Bavaria, all filled with its passion for developing and producing premium shower solutions.

On 21 June 2022, its fifteen millionth shower enclosure came off the production line.

A special occasion to celebrate and 15 million reasons to say thank you.

Watch the video

15 million Kermi shower enclosures