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KLONK Unpacked

Here at Castle NZ we've been distributing KLONK concrete spacers across the length and breadth of New Zealand for a ...

Why XPS

Here at Castle NZ we often get asked "what insulation should I use under my slab?", and here at Castle ...

BPIR Resources

BPIR Objectives Starting on December 11, 2023, revised regulations pertaining to Building Product Information Requirements (BPIR) will come into force ...

The 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 ...

Castle becomes a Smarrt Supporter of the Rapid Relief Team (RRT) NZ

We’re humbled to be a Smarrt Supporter of the Rapid Relief Team (RRT) NZ. RRT delivers hope and relief to ...

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 ...

The Hotel Weka Recycling Program

Castle has teamed up with The Hotel Weka, to assist them with their exciting new end to end recycling program for ...

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 ...

Higher Load Ratings

The G50/65 from Castle has followed in the tracks of the recent rebuild of the ever popular G75/90. Having initiated ...

Castle PODLOCK Spacer

We met on site with Brad a Hawke's Bay Builder to talk about the Podlock spacer system. Brad has been putting ...