Door features:
• All doors can be both exterior or interior used.
• Extra steel come with strong and trustable security protection.
• Door frame fixed by 7-10 adjustable jacking screws.
• There are no door fixing holes shown when door closed.
• Frame inserted with fire rubber seal on all 4 side around can reduce noise,smoke,dust etc.
• single door completely flush surface but door leaf with 4 mm lip covered on the frame.
• Double door completely flush surface inside & outside but two door leaves with 4 mm lip covered
on each other, in-active door leaf can be self locked by stainless steel flush bolt.
Door Details:
• Fire rating:1-4 hours fire rated
• Door leaf thickness:50 mm
• Door frame thickness:100 mm
• Door leaf skin steel:1.0-1.2 mm Galvanized steel attached with reinforced plate.
• Door frame steel:1.6-2.0 mm Galvanized steel attached with reinforced plate covered.
• Material in door leaf: fire insulated aluminum silicate wool attached with 3mm double fireproof resistant board.
• Material in frames:fire insulated rock wool with reinforced plate.
• Extra reinforced plate: on the position for lock, panic bar, door closer etc.
• Threshold: 15 mm height made by stainless steel or galvanized finished. Or no threshold for interior use.