"VTS GROUP S.A." (Poland), Official Partner (ventilation systems, air handling devices, air supply and exhaust units with heat recuperators, modular ventilation systems)
"SMAY GROUP" (Poland), Official Partner (diffusers, banisters, silencers, flow adjustment dampers, fire and smoke dampers)
"PURMO GROUP" (Poland), Official Partner (trench coolers and heaters, shaped, panel and vertical radiators, pipes, fittings)
