Our Service


Sohlengrund 16
75395 Ostelsheim

Phone +49 (0) 70 33 / 30 945-0
Fax: +49 (0) 70 33 / 30 945-20


Office hours

Monday to Thursday 07:30 am-12:15 pm and 12:45 pm - 04:30 pm
Friday: 07:30 am - 02:00 pm

Goods acceptance times

Monday to Thursday 08:30 am -12:00 pm and 01:00 pm - 04:00 pm
Friday: 08:30 am - 12:00 pm

Customer service

You can comfortably use our contact form. For technical queries and complaints, please fill out the product fields in the form. This means that we will already have all the relevant data should we need to contact you. Of course, you can also reach us by e-mail or telephone via our head office.

In certain regions, you can get in direct touch with our skilled local distributors.


You can order from our online shop, as well as by email, fax or post. Use the order templates on the right.

Customisation of products

To order ventilation units with special colours or special dimensions, please use the ventilation template. In this way, we can forward your wishes directly to production and simplify the process.