Box 300

Standard Colours

For Designer, Metallic and Gloss colours, download the ColorCote® special colours brochure.

Black
Bracket Type
External
Fasteners
Bolt
Screw
Suitable for
Commercial
Manufactured in
Hamilton

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

Minimum downpipe
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.

Roll formed shape
Rainfall Intentsity, I (mm/hr)
Catchment Area per downpipe Ac (m2)
40
Catchment Area per downpipe Ac (m2)
1090
50
Catchment Area per downpipe Ac (m2)
870
60
Catchment Area per downpipe Ac (m2)
725
70
Catchment Area per downpipe Ac (m2)
620
80
Catchment Area per downpipe Ac (m2)
545
90
Catchment Area per downpipe Ac (m2)
485
100
Catchment Area per downpipe Ac (m2)
435
120
Catchment Area per downpipe Ac (m2)
360
140
Catchment Area per downpipe Ac (m2)
310
160
Catchment Area per downpipe Ac (m2)
270
180
Catchment Area per downpipe Ac (m2)
240
200
Catchment Area per downpipe Ac (m2)
215
Folded shape (based on strip girth of 600mm)
Rainfall Intentsity, I (mm/hr)
Catchment Area per downpipe Ac (m2)
40
Catchment Area per downpipe Ac (m2)
922
50
Catchment Area per downpipe Ac (m2)
738
60
Catchment Area per downpipe Ac (m2)
615
70
Catchment Area per downpipe Ac (m2)
527
80
Catchment Area per downpipe Ac (m2)
461
90
Catchment Area per downpipe Ac (m2)
410
100
Catchment Area per downpipe Ac (m2)
369
120
Catchment Area per downpipe Ac (m2)
307
140
Catchment Area per downpipe Ac (m2)
264
160
Catchment Area per downpipe Ac (m2)
231
180
Catchment Area per downpipe Ac (m2)
205
200
Catchment Area per downpipe Ac (m2)
184

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:

External

Hot dipped galvanised 5mm x 50mm
Aluminium 6mm x 38mm
Stainless steel 5mm x 40mm

Recommended maximum spacing: 600mm (refer section 3.1.4.7 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.

Terms & Conditions