SMACNA - (Sheet Metal and Air Conditioning Contractors' National Association, INC.)
TTMD - (Society of HVAC & Sanitary Engineers)
NFPA - (The National Fire Protection Association)
ASHRAE - (American Society of Heating, Refrigerating and Air-Conditioning Engineers, Inc.)
TMMOB - (Chamber of Mechanical Engineers)
TUBİTAK UME - (Scientific and Technical Research Council of Turkey-National Metrology Institute)
TSE - (Turkish Standards Institution)
SPEARS Manufacturing Plastic Pipe Fittings and Valves
AMORIM Cork Composites