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Box 300 Performance
Large sized gutter for commercial and industrial applications.
All dimensions given are nominal.
Effective cross sectional area (with 15mm free board): 33,550mm² or 29,400mm² (g = 600mm)
Flow capacity: 727 litres/min or 616 litres/min
Minimum recommended fall: 1:500 = 2mm in 1m
Circular - 150mm
Rectangular - min. cross sectional area of 18,500mm²
Catchment area per downpipe based on the above flow capacity is given in Table 3.1 I. Use Table 3.1B (Section 3.1.4 of Technical Manual) to determine the Rainfall Intensity to be used.
Material options including thickness and grade:
Steel 0.55mm, G300
Aluminium 0.90mm H34
Copper 0.55mm 1/2 hard
Stainless steel refer Customer Services
Roll-forming facility: Hamilton
(Note: all Dimond branches can fold gutter shapes)
Dimensions may vary slightly from above. Check with your local Dimond branch.
Gutter bracket material and thickness:
Hot dipped galvanised 5mm x 50mm
Aluminium 6mm x 38mm
Stainless steel 5mm x 40mm
Recommended maximum spacing: 600mm (refer section 18.104.22.168 of Technical Manual for recommended spacing where snow fall is possible).
Recommended fixings: Bolts or screw fastenings to be compatible with substrate and bracket material.
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