Multi function composition roof system

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• Tech-seam standard system boast excellent water proofing property through adding a second layer of waterproof and sound-absorbing materials. The opposite-fixed perforated under panels hides the roof structure, integrating with sound-absorption and ceiling decoration functions, which is suitable for stadium, exhibition hall, station, airport and other populated buildings of steel structure.

  
   

  ①Tech-seam roofing panel

  ②waterproof breathable membrane

  ③flat steel strip

  ④pre-forming liner

  ⑤purline

  ⑥mineral wool insulation

  ⑦structural concrete

  ⑧Non-woven Tissue

  ⑨Perforated pre-forming liner