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Gutter Flow Capacity

Marley

Gutter Flow Capacity Table

   
End Outlet Centre Outlet
  Outlet Size Capacity Roof Area* Capacity Roof Area*
  mm l/s m2 l/s m2
Aligator® Classic 120x75mm 63ø/62x62 2.15 102 4.13 196
           
Aligator® Deepflow 130x80mm 63ø, 76ø 2.10 100 4.00 190
  102ø, 72x72 2.20 104 4.20 200
102x76 2.20 104 4.20 200
102x102 2.30 109 4.40 209
           
Aligator® Ogee No 46 155x100mm 63ø 3.50 166 5.90 280
  76ø 3.80 180 5.90 280
102ø 4.00 190 7.60 361
72x72, 102x76 3.90 185 7.50 357
102x102 4.10 195 7.60 361
           
Aligator® Viscount 150x121mm 63ø 2.23 106 2.23 106
  76ø 3.25 154 3.25 154
76ø 3.25 154 3.25 154
102ø 3.38 160 5.62 267
72x72 3.38 160 3.60 171
102x76 3.38 160 5.24 249
102x102 3.38 160 6.69 318
           
Aligator® Boxer 120x80mm 63ø 4.17 198 4.17 198
  76ø 2.27 108 3.75 178
72x72 2.27 108 4.43 206
102x76 2.27 108 4.26 202
           
Aligator® 135x100m 63ø 4.17 198 4.17 198
  76ø 4.38 208 5.92 281
102ø 4.38 208 5.97 284
72x72 4.38 208 6.49 309
102x76 4.38 208 7.09 337
102x102 4.38 208 7.09 337
102x102 4.38 208 7.14 340
           
Aligator® Boxer 160x100mm 63ø 4.22 200 4.22 200
  76ø 5.25 249 6.06 288
102ø 5.25 249 6.11 290
72x72 5.25 249 6.68 318
102x76 5.25 249 7.35 350
102x102 5.25 249 7.41 350
           
Aligator® Giant 200x150mm 76ø 7.84 373 8.76 412
  102ø 7.91 376 8.75 416
72x72 7.92 377 9.59 456
102x76 7.92 377 10.60 504
102x102 7.92 377 10.76 512
           
Aligator® Box Eaves 175x150mm 76ø 6.88 327 6.88 327
  102ø 6.94 330 6.94 330
72x72 6.95 330 7.61 362
102x76 6.95 330 8.41 400
102x102 6.95 330 8.48 403
           
100mm Half Round All 0.70 33 1.40 66
113mm All 0.85 40 1.70 80
125mm All 1.27 60 2.54 120
           
100mm Victorian All 0.54 25 1.08 51
113mm 63ø 0.62 29 1.20 57
  76ø, 72x72 0.62 29 1.24 59
125mm 63ø 0.75 35 1.60 76
           
  76ø, 72x72, 102x76 0.80 38 1.70 80
           
4x3 Moulded Ogee All 1.15 55 2.25 108
5x4 63ø 2.21 105 3.77 179
  76ø 2.21 105 3.77 179
102ø 2.21 105 4.48 213
72x72 2.21 105 3.53 168
102x76 2.21 105 4.49 213
102x102 2.21 105 4.51 214
6x4 63ø 2.75 131 4.90 236
  76ø 2.75 131 4.90 236
102ø 2.75 131 5.50 263
72x72 2.75 131 3.60 174
102x76 2.75 131 5.47 263
102x102 2.75 131 5.47 263
           
*Effective Roof Area
Figures based on a design rainfall intensity of 0.021 l/s/m2