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Steelformers 150 Half Round Spouting is a premier product which excels in performance as well as appearance. The profile will bring an outstanding finish that demonstrates stunning aesthetics on any kiwi home. It has a large capacity, and with its rounded finish, the water is able to dissipate quickly and efficiently. The unique shape also prevents residue build up at the corners and along the edges.

  • 8700mm2 cross sectional area

  • 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

  • Rollformed in ZINCALUME®,  COLORSTEEL® MAXX® and Copper (price on application)

  • Run on site Taranaki and Wanganui wide, allowing for continuous lengths

  • Suitable for residential and light commercial applications

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3 cups


1½ cups


All profile dimensions are nominal





Steelformers Half Round spouting can be fixed with external aluminium brackets that are powdercoated to match the spouting. The brackets should be fixed at a maximum of 750mm centres. In areas where snow fall is possible and/or high wind areas the centres should be reduced to 600mm maximum. All installations as per NZMRM Code of Practice recommendations.


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.

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