Wärmetek at World Sustainable Energy Days, Wels Celebrating Innovation, Partnership & 80 Years of Vision. Wärmetek was proud to attend World Sustainable Energy Days in Wels, Austria this year, as part of the wider OCHSNER Wärmepumpen international partner conference. The event brought together sustainability leaders, heat pump specialists, manufacturers and export partners from across Europe, all focused on accelerating the transition to clean, efficient heating. For us, it was an inspiring few days of learning, collaboration and celebration. Exciting New Products Coming to the UK in 2026