Box 125
The traditional box shape has been specifically designed for heavy rainfall intensity, where fewer downpipes are desired. Offering a striking look to more traditional homes, it looks equally at home on a modern contemporary house.
- Product Details
- Bracket typeInternal External
- FixingsScrew
- Suitable ForResidential
Light Commercial - Manufactured InHamilton, Christchurch
Overview
Box 125 Performance
The traditional box shape has been specifically designed for heavy rainfall intensity, where fewer downpipes are desired. Offering a striking look to more traditional homes, it looks equally at home on a modern contemporary house.
All dimensions given are nominal.
Effective cross-sectional area: 7500mm²(with 15mm free board)
Flow capacity: 112 litres/min
Minimum recommended fall: 1:500 = 2mm in 1m
Minimum downpipe:
Circular - 70mm
Rectangular - min. cross sectional area of 4125mm², smallest dimension at least 50mm.
Rainfall Intensity, I (mm/hr)
Catchment Area per downpipe Ac (m2)
50
Catchment Area per downpipe Ac (m2)
134
60
Catchment Area per downpipe Ac (m2)
111
70
Catchment Area per downpipe Ac (m2)
96
80
Catchment Area per downpipe Ac (m2)
84
90
Catchment Area per downpipe Ac (m2)
75
100
Catchment Area per downpipe Ac (m2)
67
120
Catchment Area per downpipe Ac (m2)
56
140
Catchment Area per downpipe Ac (m2)
48
160
Catchment Area per downpipe Ac (m2)
42
180
Catchment Area per downpipe Ac (m2)
37
200
Catchment Area per downpipe Ac (m2)
33
Material options including thickness and grade:
Steel - 0.55mm, G300
Aluminium - 0.90mm, H34
Copper - 0.55mm, 1/2 hard
Stainless Steel - call Customer Services
Roll-forming facility: Hamilton, Christchurch
(Note: all Dimond branches can fold gutter shapes with swages patterns to be confirmed at time of order) (1)
Gutter bracket material and thickness:
Internal
Galvanised, 1.15mm
External
Hot dipped galvanised, 3mm x 32mm
Aluminium, 5mm x 30mm
Brass, 3mm x 30mm
Stainless steel, 3mm x 30mm
Recommended maximum spacings: 900mm spacing (refer section 3.1.4.7 of Technical Manual for recommended spacings where snowfall is possible).
Bracket Centres:Aluminium 450mm Internal - 600mm External
Recommended fixings: Screw fastenings to suit substrate.
(1) Internal brackets are not recommended with folded gutter without a 4mm diameter aluminium rivet fixing through the
gutter and bracket.
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