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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,194 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumbing & Building ServicesFrenkendorfDHF Haustechnik GmbH
DHF Haustechnik GmbH Logo
Verified· 3 sources

DHF Haustechnik GmbH

Summary

About the company

The core activity of DHF Haustechnik GmbH is the planning, installation, maintenance and repair of heating and plumbing systems, including boiler service and bathroom renovation.

AI-generated
Offering

Products & services

Industry:Plumbing & Building Services
✓ Offered3
Heating & sanitary systems
Planning, new installation and renovation of sanitary systems and bathrooms; repairs and replacement of individual components, oil and gas heating systems, heat pumps, solar thermal systems, pellet, wood and district heating systems.
Boiler service
Boiler descaling and de-rusting, removal of sludge and dirt deposits, inspection of the corrosion protection anode, replacement of defective parts and an offer for new boilers.
Filter service
Cleaning or backflushing of water filters, hygienic inspection of the filter insert, functional testing of pressure reducers and shut-off valves, replacement of used filter inserts.
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Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 2 reviews across all connected sources

Sources
GGoogle52
★TrustpilotSoon
PProvenExpertSoon

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Location

Hauptstrasse 2
4402 Frenkendorf
Opening hours
Mon
07:00 - 17:00
Tue
07:00 - 17:00
Wed
07:00 - 17:00
Thu
07:00 - 17:00
Fri
07:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-486.831.853
Founded
2016 · 10 years
Last commercial register change
December 28, 2018
Employees
1 to 10

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