Linkler

  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)

  İTÜ Istanbul Technical University Mechanical Engineering Department Vibration and Acoustic Laboratory

  TSE - (Turkish Standards Institution)

  HARVEL Plastics

  HARVEL Blazemaster® CPVC Fire Sprinkler Piping Systems

  SPEARS Manufacturing Plastic Pipe Fittings and Valves

  FLEXHEAD Industries

  AMORIM Cork Composites