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double swing door
(1) . 500,000 starting times guarantee.
(2) . Applicable to double swing door with a max. width of 1100mm and max. weight of 100-150kg.
(3) With hold open device at 90 degree or 105 degree.
(4) Two speed sections, closing section and latching section.
(5) Insided constant temperature fitting which maintain the stable speed of locking.
(6) Inner reducter valve to prevent damage to the spring or oil leak caused by outside force.