The window sizes below meet the firecode specifications

Casement Egress Regular Hinges

Width 26.5 27 28 29 30 31 32 33 34 35 36 37
Height 41.25 40 38 36 34.5 33 31.5 30.25 29.25 28.25 27.25 26.5
Width 38 39 40 41 42 43 44 45 46 47 48
Height 25.5 24.75 24.25 23.5 23 22.25 21.75 21.25 20.75 20.5 20

Casement Window with Egress Hinges

Width 23 24 25 26 27 28 29 30 31 32 33 34 35
Height 39 37 35.25 33.75 32.25 31 29.75 28.75 27.75 26.75 26 25.25 24.5
Width 36 37 38 39 40 41 42 43 44 45 46 47 48
Height 23.75 23.25 22.75 22 21.5 21 20.75 20.25 20 20 20 20 20

Double Slider

Width 83.5 79.75 75.5 72 68.75 65.75 63.25 61 58.75
Height 20.125 21 22 23 24 25 25 26 27
Width 56.75 55 53.25 51.75 50.25 48.75 47.5 46.5 45.25
Height 28 29 31 32 33 34 35 36 37

Double Hung

Width 20.125 21 22 23 24 25 25 26 27 28 29 31 32 33
Height 83.5 79.75 75.5 72 68.75 65.75 63.25 61 58.75 56.75 55 53.25 51.75 50.25

Single Slider

Width 44.25 43.25 42.5 41.5 40.75 40 39.25 38.5 37.75 37.25 36.5 36 35.5 35 34 33.5
Height 38 39 41 42 43 44 45 46 47 48 49 50 51 52 53 54

Single Hung

Width 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48
Height 48.75 47.75 46.5 45.25 44.25 43.25 42.5 41.5 40.75 40 38.5 38.5 37.75 37.25 36.5