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Dimond Quad SI Gutter
Description

This gutter has been specifically designed, made and tested for the South Island environment. Use with the Exterior Fascia 185mm to create a 10mm gap between gutter and fascia to deal easily with overflow and comply with AS/NZ3500.3.2:1998.

Scope of Use
  • Available South Island only
  • Effective cross sectional area (with 15mm free board): 5,485mm²
  • Flow capacity: 75 litres/min
  • Minimum recommended fall: 1:500 = (2mm in 1m)
  • Minimum downpipe size:
    • Circular: 63mm
    • Rectangular: min. cross sectional area of 3250mm²

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

Table 3.1.L

Rainfall Intensity, 1 (mm/hr) 40 50 60 70 80 90 100 120 140 160 180 200
Catchment Area per downpipe Aₑ(m2) 112 90 75 64 56 50 45 37 32 28 25 22
Documents
Dimond Roofing & Cladding Technical Manual
Installation and Operation
Dimond Homeowners Brochure
Colour Range
Additional Information

Dimond Roofing are a manufacturer of steel roofing, cladding and rainwater products.

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