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KLONK Unpacked

KLONK Unpacked

Here at Castle NZ we’ve been distributing KLONK concrete spacers across the length and breadth of New Zealand for a few years now. And while the range has been around for a while, KLONK’s reliability and innovation continue to stand the test of time,...
Why XPS

Why XPS

Here at Castle NZ we often get asked “what insulation should I use under my slab?”, and here at Castle NZ we recommend XPS.  XPS boasts a rigid structure, closed-cell construction, and impressive thermal performance, and XPS insulation stands as a...
The New 85mm Circular Spacer Is Here!

The New 85mm Circular Spacer Is Here!

The All New 85mm Circular Spacer Is Here The popular 75mm Concrete Spacer has been a hit, and we heard you when you needed  a bigger option! The wait is over – introducing the all-new 85mm Concrete Spacer! Crafted with precision and the strictest construction...
Introducing our New 150x100mm PACKING SHIMS

Introducing our New 150x100mm PACKING SHIMS

Revolutionised Lightweight design the only large panel shim manufactured in New Zealand. Designed for packing underneath concrete precast or tilt-up panels in the industrial, commercial and civil construction industries, for levelling and packing objects with a high...
INNOVATING Double Layer Mesh Applications.

INNOVATING Double Layer Mesh Applications.

INTRODUCING THE CASTLE DOUBLE DECKER BAR CHAIR Bringing an end to tiring hours of bending up ‘Top Hats’ for spacing double layers of mesh. An answer to a pain point that reinforcing placers have been telling us for years. When Castle set about to design an innovative...