Our stormwater handling processes include flow control, diversion, flush and storage tank cleaning systems.

Masons work with a variety of brands and partners to handle stormwater:


Steinhardt produces fully developed products, no matter if series products or contract manufacturing with special developments are required. Our wide range of products covers throttling devices, rinsing plants, separators, weirs, products for sewage technology, fittings and products for control technology and sewage management.

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Our Environmental Projects

Motueka WWTP
Waihi Water Treatment Plant
Paeroa WTP