上海新发门业有限公司

TEL: 0086-21-34306245

Service

Fireproof steel door

Safety device : 

fader escape lock + door closer+ sequencer  fireproof handle lock : single open or double open  steel fireprrof door use the elctrostaic powder electrogalvanized steel plate ,lined with aliminium silicate fireproof insulated material

can meet the national standard GB12955-91.

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