YOW 350 TU Technical Notes ACCESSIBLE WINDOW PROJECT OUT 1. SIZE LIMITATIONS: (Based on AW-45 Designation. Meets AAMA 513-14 Forces and Motion for Windows in Accessible Places.) VENT WIDTH * * * * * A B C D E MINIMUM SIZE 20 " [508.00mm] VENT HEIGHT 25 " [635.0mm] 74 " [1879.6mm] 29-1/4 " [742.9mm] 60 " [1524.0mm] 36 " [914.4mm] 50 " [1270.0mm] 46 " [1168.4mm] 44 " [1117.6mm] 58 " [1473.2mm] F MAXIMUM TESTED SIZE 42 " [1066.8mm] 78 " [1981.2mm] 42 " 72 " 78 " 60 " 48 " 36 " 24 " 12 " A APPROVED SIZES F TESTED SIZE LOCK POINT E VENT AREA 3.5 sq. ft. 15.0 sq. ft. 15.0 sq. ft. 15.9 sq. ft. 17.7 sq. ft 22.7 sq. ft. ALLOWABLE DESIGN PRESSURE 65 psf 65 psf 65 psf 60 psf 55 psf 45 psf D C B 12 " 24 " 36 " 48 " VENT WIDTH 74 " ** VW = 20 " to 31 " W/ 5.5 DUAL ARM OPERATOR (MAXIMUM VENT OPENING = 1-1/4 " ) VW > 31.01 " W/ 11 " DUAL ARM OPERATOR (MAXIMUM VENT OPENING = 6-3/4 " ) 60 " 72 " * Approved size for pressure requirments, not AW rated. ** NYC limit devices not avialable when the 5.5 " Rotary Operator is used (VW of 20 " to 31 " .) Effective Date: June 2, 2021 | 05-1016-07 Page-41 12.7 " 22 " Max. O.C. VENT HEIGHT 12.7 " 29-1/4 " 78 " 22 " Max. O.C.