Landing door 2-panel telescopic opening

Landing door 2-panel telescopic opening Opening range: 500mm - 2000mmSill width 90mm, optional 75mmIn fulfillment with GB7588-2003 and EN81Landing door lock certified by authorized Chinese Test Center and acquired CE Certification by TUV SUD GermanyCompact design, easy installationUsing full guide rail, high strength and low running noiseDoor lock guarantees safe locking even while steel rope is brokenLanding door truck with anti-falling device2-point bearing roller, long life, low noisesteel rope with spring for self-tighteningapplicable for steel panel and glass panel