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 VENT HEIGHT VENT AREA ALLOWABLE DESIGN PRESSURE MINIMUM SIZE 20" [508.00mm] 25" [635.0mm] 3.5 sq. ft. 65 psf E 74" [1879.6mm] 60" [1524.0mm] 50" [1270.0mm] 44" [1117.6mm] 29-1/4" [742.9mm] 36" [914.4mm] 46" [1168.4mm] 58" [1473.2mm] 15.0 sq. ft. 15.0 sq. ft. 15.9 sq. ft. 17.7 sq. ft 65 psf 65 psf 60 psf 55 psf F MAXIMUM TESTED SIZE 42" [1066.8mm] 78" [1981.2mm] 22.7 sq. ft. 45 psf * A * * * * B C D 42" 78" F TESTED SIZE 60" 48" 78" D C B A 24" APPROVED SIZES 29-1/4" 36" 22" Max. O.C. LOCK POINT E 22" Max. O.C. VENT HEIGHT 72" 12.7" 12.7" 12" 12" 24" 36" 48" VENT WIDTH 60" 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") 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".) Page-40 05-1016-06 | Effective Date: October 1, 2020