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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint742,806 companies indexed · Last updated: today
DirectoryCrafts & TradesSpecialized Construction InstallationsZofingenWinnair AG
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Verified· 3 sources

Winnair AG

Summary

About the company

The core activity of Winnair AG is the planning, installation and maintenance of ventilation, air conditioning and refrigeration systems for residential and commercial spaces.

AI-generated
Offering

Products & services

Industry:Specialized Construction Installations
✓ Offered4
Ventilation
Planning, implementation, service and maintenance of ventilation, ventilation systems and controlled residential ventilation KWL for residential and work areas.
Climate
Planning and construction of custom climate and refrigeration systems, including refrigeration systems with direct expansion, chilled-water refrigerating machines, freecooling and piping network.
Refrigeration
Planning and construction of custom refrigeration systems, from direct injection to chilled-water refrigerating machines with a water antifreeze mixture and stainless-steel piping network.
Service and Maintenance
All-round service, service and maintenance for ventilation and air-conditioning systems, as well as ongoing care for existing installations.
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Reviews

Aggregated rating

Aggregated rating
4.9
of 5

Aggregated from 7 reviews across all connected sources

Sources
GGoogle4.97
★TrustpilotSoon
PProvenExpertSoon

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Location

Obere Brühlstrasse 4
4800 Zofingen
Opening hours
Mon
07:30 - 11:45, 13:30 - 17:00
Tue
07:30 - 11:45, 13:30 - 17:00
Wed
07:30 - 11:45, 13:30 - 17:00
Thu
07:30 - 11:45, 13:30 - 17:00
Fri
07:30 - 11:45, 13:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-108.362.648
Founded
1995 · 31 years
Last commercial register change
December 16, 2025
Employees
1 to 10

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