QDC311 Door Closer Marks M9900VR Surface Vertical Rod Exit Devices Acoustic thresholds are especially useful

Acoustic thresholds are especially useful in areas where noise levels are different

Sound Tested – Tested in accordance with ASTM E 90-2009

Trilogy T2 Keyless Access Lock for mortise door prep

MADE IN TAIWAN

Devices are Grade 1 rated to ANSI A156

QDC311 Door Closer Marks M9900VR Surface Vertical Rod Exit Devices Acoustic thresholds are especially usefulDormakaba (Formerly Stanley) QDC311 Grade 1 Door Closer, Tri Pack The QDC300 Series is engineered with the same high performance materials and construction you expect from dormakaba, but in a smaller body. The smaller, narrower footprint of the QDC300 means you can put dormakaba quality on even the narrowest top rail doors. QDC311: Tri pack arm (non handed) Body: Cast aluminum Covers: None or full size architectural plastic cover ANSI BHMA A156. 4