175 AND 300 BOX GUTTER

Similar in appearance to the 125 Box Gutter, the 175 and 300 Box Gutters have greater water carrying capacity and is custom made in lengths up to 8 metres. Specifically fabricated external brackets are recommended (formed and supplied by Steelformers) and can be powdercoated to match.

  • 175 Box Gutter has a cross sectional area of 19250mm2

  • 300 Box Gutter has a cross sectional area of 27000mm2

  • All gutters must have a minimum fall of 1:500 (2mm in 1m), however the NZMRM Code of Practice recommends 1:200 (5mm in 1m) as it will improve drainage and self-cleaning

  • Folded in ZINCALUME® and COLORSTEEL® MAXX®

  • Manufactured in our New Plymouth factory (maximum 8m lengths)

  • Suitable for commercial applications

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Accessories

​Brackets

Steelform 175 Box Gutter is available with external brackets that are compatible with the selected substrate (to avoid dissimilar material contact). The brackets are formed in our New Plymouth factory from 4.5mm aluminium or galvalume flat bar (and powdercoated to match if necessary). The brackets should be fixed at a maximum of 750mm centres.  All installation as per NZMRM Code of Practice recommendations.

Steelform 300 Box Gutter is available with external brackets that are compatible with the selected substrate (to avoid dissimilar material contact). The brackets are formed in our New Plymouth factory from 605mm x 50mm x 4mm duragalv flatbar (and powdercoated to match if required). The brackets should be fixed at a maximum of 600mm centres. In areas where snow fall is possible and/or high wind areas the centres should be reduced. All installation as per NZMRM Code of Practice recommendations.

Fixings

Screw fastenings are to be compatible with substrate and bracket material avoiding dissimilar material contact

Corners and Stopends

All corners and stopends are formed on site at the time of installation, please allow enough material to do so. Steelformers recommends adding 400mm to your required lengths.

Downpipes and accessories

Various round downpipes and accessories can be ordered in from our suppliers. For more information on whats available contact your nearest Steelformers branch.