THROAT CURB CAP HOOD SIZE G (STD)
THROAT AREA DIMENSION GE-B GI-B
SIZE SQ. FT. C x D A x B A x B GE GI
20x66 9.17 28 x 74 33x79 44x90 12 13
20x72 10.00 28 x 80 34x86 46x98 12 13
20x84 11.67 28 x 92 34x98 46x110 12 13
22x22 3.36 30 x 30 32x32 39x39 12 14
22x24 3.67 30 x 32 32x34 39x41 12 14
22x30 4.58 30 x 38 33x41 43x51 12 14
22x36 5.50 30 x 44 33x47 43x57 12 14
22x42 6.42 30 x 50 35x55 43x63 12 14
22x48 7.33 30 x 56 35x61 46x72 12 14
22x54 8.25 30 x 62 35x67 46x78 12 14
22x60 9.17 30 x 68 36x74 48x86 12 14
22x66 10.08 30 x 74 36x80 48x92 12 14
22x72 11.00 30 x 80 37x87 48x98 12 14
22x84 12.83 30 x 92 37x99 50x112 12 14
22x96 14.67 30 x 104 38x112 50x124 12 14
24x24 4.00 32 x 32 35x35 44x44 13 15
24x30 5.00 32 x 38 35x41 44x50 13 15
24x36 6.00 32 x 44 37x49 46x58 13 15
24x42 7.00 32 x 50 37x55 46x64 13 15
24x48 8.00 32 x 56 37x61 49x73 13 15
24x54 9.00 32 x 62 39x69 49x79 13 15
24x60 10.00 32 x 68 39x75 51x87 13 15
24x66 11.00 32 x 74 39x81 51x93 13 15
24x72 12.00 32 x 80 39x87 52x100 13 15
24x84 14.00 32 x 92 41x101 52x112 13 15
24x96 16.00 32 x 104 41x113 55x127 13 15
30x30 6.25 38 x 38 42x42 52x52 15 17
30x36 7.50 38 x 44 45x51 54x60 15 17
30x42 8.75 38 x 50 45x57 57x69 15 17
30x48 10.00 38 x 56 45x63 57x75 15 17
30x54 11.25 38 x 62 47x71 60x84 15 17
30x60 12.50 38 x 68 47x77 60x90 15 17
30x66 13.75 38 x 74 47x83 62x98 15 17
30x72 15.00 38 x 80 49x91 62x104 15 17
30x84 17.50 38 x 92 49x103 62x116 15 17
30x96 20.00 38 x 104 49x115 67x133 15 17
30x108 22.50 38 x 116 49x127 67x145 15 17
30x120 25.00 38 x 128 51x141 67x157 15 17
36x36 9.00 44 x 44 52x52 62x62 17 20
36x42 10.50 44 x 50 52x58 65x71 17 20
36x48 12.00 44 x 56 54x66 65x77 17 20
36x54 13.50 44 x 62 54x72 69x87 17 20
36x60 15.00 44 x 68 56x80 69x93 17 20
36x66 16.50 44 x 74 56x86 72x102 17 20
36x72 18.00 44 x 80 56x92 72x108 17 20
36x84 21.00 44 x 92 57x105 72x120 17 20
36x96 24.00 44 x 104 57x117 77x137 17 20
36x108 27.00 44 x 116 57x129 77x149 17 20
36x120 30.00 44 x 128 60x144 77x161 17 20
THROAT CURB CAP HOOD SIZE G (STD)
THROAT AREA DIMENSION GE-B GI-B
SIZE SQ. FT. C x D A x B A x B GE GI
42x42 12.25 50 x 50 58x58 74x74 19 22
42x48 14.00 50 x 56 61x67 74x80 19 22
42x54 15.75 50 x 62 61x73 78x90 19 22
42x60 17.50 50 x 68 63x81 78x96 19 22
42x66 19.25 50 x 74 63x87 81x105 19 22
42x72 21.00 50 x 80 63x93 81x111 19 22
42x84 24.50 50 x 92 66x108 84x126 19 22
42x96 28.00 50 x 104 66x120 87x141 19 22
42x108 31.50 50 x 116 66x132 87x153 19 22
42x120 35.00 50 x 128 69x147 87x165 19 22
48x48 16.00 56 x 56 69x69 84x84 21 25
48x54 18.00 56 x 62 69x75 84x90 21 25
48x60 20.00 56 x 68 71x83 87x99 21 25
48x66 22.00 56 x 74 71x89 87x105 21 25
48x72 24.00 56 x 80 71x95 91x115 21 25
48x84 28.00 56 x 92 74x110 94x130 21 25
48x96 32.00 56 x 104 74x122 94x142 21 25
48x108 36.00 56 x 116 74x134 98x158 21 25
48x120 40.00 56 x 128 77x149 98x170 21 25
54x54 20.25 62 x 62 76x76 94x94 23 27
54x60 22.50 62 x 68 79x85 94x100 23 27
54x66 24.75 62 x 74 79x91 98x110 23 27
54x72 27.00 62 x 80 81x99 98x116 23 27
54x84 31.50 62 x 92 81x111 103x133 23 27
54x96 36.00 62 x 104 81x123 103x145 23 27
54x108 40.50 62 x 116 84x138 108x162 23 27
54x120 45.00 62 x 128 84x150 108x174 23 27
60x60 25.00 68 x 68 86x66 104x104 25 29
60x66 27.50 68 x 74 86x92 104x110 25 29
60x72 30.00 68 x 80 87x99 109x121 25 29
60x84 35.00 68 x 92 87x111 109x133 25 29
60x96 40.00 68 x 104 92x128 117x153 25 29
60x108 45.00 68 x 116 92x140 117x165 25 29
60x120 50.00 68 x 128 92x152 117x177 25 29
66x66 30.25 74 x 74 93x93 114x114 26 32
66x72 33.00 74 x 80 93x99 114x120 26 32
66x84 38.50 74 x 92 97x115 121x139 26 32
66x96 44.00 74 x 104 97x127 121x151 26 32
66x108 49.50 74 x 116 100x142 126x168 26 32
66x120 55.00 74 x 128 100x154 126x180 26 32
72x72 36.00 80 x 80 102x102 125x125 28 34
72x84 42.00 80 x 92 102x114 129x141 28 34
72x96 48.00 80 x 104 108x132 129x153 28 34
72x108 54.00 80 x 116 108x144 135x171 28 34
72x120 60.00 80 x 128 108x156 135x185 28 34
DIMENSIONS IN INCHES [Continued]
11066-Q, Page 2