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125 Quad Performance
Exhibiting a traditional D shape design, Quad gutter is also known as ¼ round. Available in 125mm, it comes with several unique bracket options as well.
All dimensions given are nominal
Effective cross sectional area (with 10mm free board): 5670mm²
Flow capacity: 79 litres/min
Minimum recommended fall: 1:500 = 2mm in 1m
Circular - 80mm
Rectangular - min. cross sectional area of 2835mm², smallest dimension at least 50mm.
Catchment area per downpipe based on the above flow capacity is given in Table 3.1J. 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 0.70mm H34
Gutter bracket material and thickness:
Zincalume 1.95mm Q2
Galvanised steel 2.0mm Q4
Recommended maximum spacing: 900mm spacing (refer section 188.8.131.52 of Technical Manual for recommended spacing where snowfall is possible).
Snow strap available.
Recommended fixings: Screw fastenings to be compatible to substrate and bracket material.
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