Drainage Metal

This product is a scoria substitute in certain parts of the country. It is a clean metal commonly used around drain coil and behind retaining walls. The aggregate range is from 20mm - 40mm.

On Waiheke Island the Drainage Metal grades available are 7/14mm, 20/40mm and 40/60mm .
Available at these locations:
  • Drury
  • Silverdale
  • Sylvia Park
  • Waiheke Island
  • Warkworth
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