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Box 125

Standard Colours

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

Black
Black
Bracket type
Internal
External
Fixings
Screw
Suitable for
Residential
Light Commercial
Manufactured in
Hamilton
Christchurch
Products may not be available outside of its manufacturing location, and freight and packing charges applied may vary depending on the location of manufacture and delivery point. To confirm availability and costs please contact Dimond prior to ordering.
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.

Catchment area per downpipe based on the above flow capacity is given in Table 3.1G. Use Table 3.1B (Section 3.1.4 of Technical Manual) to determine the Rainfall Intensity to be used.

Rainfall Intensity, I (mm/hr)
Catchment Area per downpipe Ac (m2)
40
Catchment Area per downpipe Ac (m2)
168
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.

Terms & Conditions
Downloads
Brochure

Product Brochure



Below you can download our homeowner’s brochure which includes some of our rainwater profiles and basic product information.

Download Homeowner Brochure