Continuous Group rainwater systems are intended to collect and channel water that runs off a roof.  It is intended that the metal spouting be placed at the perimeter of the building (positioned outside the building envelope).

• Maximum cross sectional area 6458mm²
• Effective cross section with 10mm freeboard 5412mm²
• Flow capacity 74 Litres/minute
• Minimum downpipe cross section 3215mm²
• Available throughout New Zealand.

On larger builds consider specifying Continuous Group's Chief profile on dormers, bay windows, pool houses and small out buildings, whilst using the identical larger profile ‘Big Chief’ on larger roof areas and main residences.

• Test information available from Pacific Coilcoaters, New Zealand Steel and Ambro Metals, combined with past history of rainwater products indicate, that provide the product use and maintenance is in line with the guidelines contained in the current literature, Continuous Group rainwater systems can be expected to meet the performance criteria in clause E2 of the New Zealand Building Code.
• All copper, brass and aluminium products listed above are fit for purpose in environment Zone B, C, D and E*. 
• Pre-painted steel products are fit for purpose in environment Zone B and C*.  They may be used in environment Zone D subject top pre-approval warranty application based on site address*.

*In all cases, areas with high wind and/or salt and/or thermal/industrial atmospheric conditions may require specific engineering design (S.E.D.)  Reference: Section D, "Durability" from NZS3604:2011.