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New Zealand International

Unlock Your Deck: Build on Concrete

Introducing our new range of adjustable Bearer and Joist Supports - Build decks over concrete easier than ever!


Appraised Solution for Weatherboard Fixing

No more punching; the fastest way to install weatherboards.

Mass Timber Construction Solutions

Suitable for AU and NZ sawn timbers, CLT, LVL, and other engineered timber products by using AS 1720, NZS AS 1720.1, NZS 3603, or for prescriptive/conventional connector applications AS 1684 and NZS 3604.

THD Washer Head Screw Anchor

Low Profile Head — Same High Strength
The THD12150 Washer Head is an alternative fastening solution for proprietary fixed anchors for Bottom Plate applications. It meets* the requirements stated in NZS3604:2011 ( /

VT-HP – Seismic Rated High Performance Chemical Anchor

ETA approved for seismic performance categories C1 and C2. It can be used in dry and damp conditions, wet or flooded environments (not sea water).

Engineered Structural Connections

316 Stainless Steel for Your Outdoor Deck - check out the Connector Flyer to see which stainless steel connectors are available for building safer, stronger outdoor structures. 

Your Foundation is Your Anchor

The HTT4 Bracewall Holdown Kit is designed for heavy-duty holdown applications including external and internal 15kN bracewalls for concrete floors in accordance with NZS 3604:2011.

Timeless Beauty
Tested Strength

With Outdoor Accents®, you can add beauty and strength 
to your custom outdoor living structures

NZS 3604

The better way to design to
NZS 3604

Our NZS 3604 Characteristic Capacities Catalogue makes it easy for your timber construction projects. 

Your Complete Decking Fastener Solution

Simpson Strong-Tie  Strong‑Drive® SDWC Truss Screw

Structural Screw SDWC Truss Screw

Provides a truss and rafter-to-top plate connection as well as a method to fasten stud-to-top and bottom plate

Simpson Strong-Tie Strong-Rod

Strong-Rod™ Systems

The Strong-Rod Anchor Tiedown Systems (ATS) offer safe and tested continuous rod tiedown solutions for multi-story, timber-frame construction in seismic and high-wind areas

Structural Connections


Unmatched Quality from the Truss to the Foundation

With nearly 60 years of field and R&D experience, Simpson Strong-Tie® timber connectors are manufactured to the industry's highest standards. From framing angles to straps to heavy-duty joist hangers, we offer the most diverse product line so that you have the right product for the job.

Simpson Strong-Tie® connectors offer unmatched quality with laboratory and field testing, and are backed by our uncompromising commitment to customer service. As the company that built the connector industry, you can count on Simpson Strong-Tie® to work closely with builders, engineers and building officials to deliver innovative, building code-compliant solutions to help build safer, stronger structures economically. Download the Timber Connectors NZS 3604 Catalogue.

Timber Connectors

From testing to service to availability, everything we do is engineered to ensure your project's success. With every product, you know you are getting the quality, value, service and on-time delivery that we have built our reputation on for the past 60 years.

From straps and ties to joist hangers and much more, Simpson Strong-Tie® structural connectors increase the strength and safety of timber-frame structures. Each connector is unique to Simpson Strong-Tie and is designed for specific applications without the need to adapt metal plating to suit a connection. Download the Timber Construction Connectors Catalogue (2016-2018).

Steel Frame Connectors

From fully tested and engineered connectors and clips Simpson Strong-Tie® provides comprehensive structural solutions for cold-formed steel construction. From steel-to-steel connections to full-scale lateral solutions and curtain wall connectors, we remain committed to developing new technology that helps to advance the cold-formed steel industry.

Find out how Simpson Strong-Tie timber connectors can help you build the right way every day. Download the Cold-Fromed Steel Construction Connectors Catalogue.