rolling fire shutter,32 x 80 20 minute fire rated door,automatic fire shutter

Nalika panto seuneu dihasilkeun sarta kabentuk, éta bakal boga pangaruh hade pencegahan seuneu jeung insulasi haseup, sarta minuhan sarat stabilitas lalawanan seuneu, integritas jeung insulasi panas. Pabrikan panto seuneu standar sareng standar nganggo cadar stainless steel galvanized kualitas luhur, anu teras diproduksi step by step.

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