- 21
- Mar
fire exit door sensor,fire rated door single lourve,fire resistant door handles and locks
Bahan palapis anu béda sareng ketebalan panto seuneu bakal mangaruhan wates résistansi seuneu. Standar wates résistansi seuneu pikeun panto seuneu Kelas A nyaéta 1.5 jam. Standar wates résistansi seuneu pikeun panto seuneu Kelas B nyaéta 1 jam. Standar wates résistansi seuneu tina panto seuneu Kelas C nyaéta 0.5 jam.
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