https://www.hynds.co.nz/product/hyspec-vct-rubber-ring-joint-concrete-pipes/
Hyspec VCT Rubber Ring Joint Concrete Pipes (NI Only) - Hynds Pipe Systems Ltd.
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https://www.hynds.co.nz/product/hyspec-spun-rubber-ring-joint-concrete-pipes/
Hyspec Spun Rubber Ring Joint Concrete Pipes (SI Only) - Hynds Pipe Systems Ltd.
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https://www.hynds.co.nz/product/hyspec-spun-rubber-ring-joint-rrj-short-concrete-pipes/
Hyspec Spun Rubber Ring Joint (RRJ) Short Concrete Pipes (SI Only) - Hynds Pipe Systems Ltd.
hyspec spun rubberring joint
https://www.hynds.co.nz/product/hyspec-manhole-system/
Hyspec Manhole System (South Island Only) - Hynds Pipe Systems Ltd.
Aug 31, 2025 - The Hynds manhole system consists of precast concrete and iron components, designed to offer proven manhole performance giving the installer flexibility on...
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