About us

Refrigeration and HVAC Consultants

We are an independent engineering company based in Vienna and offer consulting, planning and technical supervision for public and private builders and operators

KLIMADIREKT - the new brand from PHI KlimaEngineering GmbH

Our aim is
• Optimal climate for people and processes
• Optimal technology for our earth's climate
• Optimal partners for installation & service


Competent for your needs - Our Team

Gerald Hofer

Thomas Gstöttner

Renate Hofer

Karin Vlk

Dominik Vollnhofer

All at one view

Our services- Consulting_Tendering_Supervision

and A/C Systems

  • Air conditioning & cooling for residential & commercial
  • Cold rooms & freezers for food
  • Climatic chambers for research & development
  • Blast freezer
  • Deep freeze stores & logistic centres
  • Process cooling fpr production purposes
  • Temporary cooling for rent

Building Services

  • Heating conventional or with regenerative energy
  • Hygienic water heating systems
  • Rainwater & wastewater systems
  • High and low voltage electric installation
  • Fire alarm-& ventilation systems for indoor parking areas
  • Fire extinguishing systems & sprinkler systems
  • Ventilation systems for residential & industry
  • Building monitoring systems
  • Alarm systems & safety systems
  • Temporary heating and ventilation fo rent

Quality Control

  • Supervision
  • Safety- & energy audits
  • Authorized expert on private expertise

Temporary cooling and heating for rent

KLIMADIREKT in cooperation with Coolworld-Rentals, an international, full-service refrigeration technology company offering the ideal solution for temporary capacity problems, events, break downs, refits or maintenance of plants.

A short-term provision of the equipment is provides by the depot in Münchendorf, near Vienna, and a competent 24/7 service is provided by comprehensive service partners.

For Rent offers:

  • Cold rooms
  • Freezers
  • Blast freezers
  • Water Chillers
  • Air cooler
  • Climate chambers
  • Rooftop air-conditioning units
  • Mobile air-conditioning units
  • Spot air-conditioning units
  • Heat Pumps
  • Heating Boilers with gas, oil or electricity
Contact us now

We looking forward to offer our services