POWTEK Group Showcases Multi-Brand Manufacturing Strength at Heating Tech Expo 2026 and Zuchex 2026

WARSAW, Poland and ISTANBUL, Sept. 11, 2026 /PRNewswire/ -- POWTEK Group ("POWTEK") showcased its multi-brand product portfolio and manufacturing capabilities at two major European trade shows in September, with KALTEC participating in Heating Tech Expo 2026 in Warsaw, Poland, and MORRTOP...