Draught stopper 1770XNS No Sound 830 mm

• installation convenience
• suitable for metal and wooden doors
• soundproofing 54 db
• fire resistant 60 min
• max. decends 18 mm (adjustable)
• suitable to install on uneven floors
• suitable for doors with a width of 730-830 mm
• passed the 200 000 descent cycle test
• adjustable fall range
• Insulation from smoke: 1,50 m3 / h / m - 25 Pa

A video introducing the installation can be found here