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International 1800 Series Grade 1 Fixed Spring

International 1800 Series Grade 1 Fixed Spring

International 1800 Series Grade 1 Fixed Spring

FEATURES

Narrow design permits installation on most glass and aluminum doors without adapters.

Standard application for regular arm and Top Jamb installation; parallel arm installation

Two Adjustment Valves: Closing and Latching speeds controlled by separate regulating valves, adjustable after installation.
(Three valves with optional back-check)

Ranges of Sizes
• Standard: 1803, 1804, and 1805
• Back-Check: 1803-BC, 1804-BC, and 1805-BC

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