Riser Hydrant

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The ‘Riser’ Hydrants are new to the Williams Product Range. The Riser Hydrant design is nothing new to the market, but with our experienced installation team installing many different brands, we soon discovered the advantages and disadvantages of each of the hydrants. We thought why don’t we build a hydrant using all the benefits from other brands, plus adding our own touch to the design.

Case Study: MF01
No clamps! Seals don't blow out
Simple to assemble and install One spanner or socket to assemble
Totally hot-dipped galvanised Sizing to suit Poly and PVC pipe of common sizes
Completely built in-house NZ designed and manufactured

Technical Support

It is of vital importance that the support provided for Williams Engineering products is of the same quality and professionalism as that of their manufactured products. Technical support is available through our nationwide dealer network or contact Williams Engineering direct.


Williams Engineering warrants new products sold by it to be free from defects in material and workmanship for a period of twelve months after delivery to the initial user. This warranty is for the replacement or repair of any part found to be defective during the warranty period. This warranty excludes any transport costs incurred by Williams Engineering in giving effect to the warranty and specifically excludes all normal maintenance costs. Replacement parts provided under the terms of this warranty are covered for the remainder of the warranty period applicable to the product in which they are installed as if such parts were original components of that product.

Warranty only applies if the form at the rear of the product manual is completed and returned.