Having been established in 1993, Ustun Isitma Limited Sırketi operates in 15.000 m2 closed area with 100 experts. Having ISO 9001-2000 quality certificate, company always adopts customer satisfaction and product quality as its main principles. Company offers its products under its brand name Termopan. Its product range consists of towel radiators, panel radiators, liquid fuel fired boiler, solid
fuel fired boiler, central heating systems.