Renovating underfloor heating

with the HAT system

Please select one of the following options
Was your underfloor heating installed before 1990?
Was your underfloor heating installed after 1990?
You don't have underfloor heating yet?
Naef Banner English
Follow us
Naef GROUP | HAT-Tech AG / Näf Tech AG
Wolleraustrasse 15N
CH-8807 Freienbach+41 44 786 79 00info@naef-group.com
Naef GROUP | HAT-Tech SA /
Näf Tech SA | Succursale
Villeneuve
Route du Pré-du-Bruit 1
CH-1844 Villeneuve VD+41 24 466 15 90info@naef-group.com
+41 79 151 79 00*
*bei Ausfall Festnetz
Naef GROUP | Chur GR /
HAT-Tech AG
Sommeraustrasse 30
CH-7000 Chur+41 44 786 79 00info@naef-group.com
Naef GROUP | Gebensdorf AG / HAT-Tech AG
Landstrasse 43
CH-5412 Gebensdorf+41 44 786 79 00info@naef-group.com
Services
Renovate underfloor heatingPolishing underfloor heatingOptimising underfloor heating distributorsGrinding underfloor heatingRenovating drinking water pipes
Ressources
ContactTeamHistoryReviewsJobsNews
Naef GROUP © 2025. All rights reserved.
Data protectionImpressum
The information on the data protection page applies to all contacts.