The Prolam Specifier. Specify with Certainty.

The Prolam Specifier is your free online tool for fast, accurate and compliant timber design and specification. Built for New Zealand projects and standards, it takes the time and effort out of structural timber design – helping you make faster decisions, find the right Prolam solution and move projects forward with confidence.

From early design through to consent and construction, the Prolam Specifier puts the calculations, design information and documentation you need at your fingertips, with direct access to Prolam’s structural timber expertise when you need extra support.

Perform design calculations in seconds – With pre-loaded calculators for a wide range of common structural timber applications.
See design parameters at a glance – Review key information quickly and confidently.
Generate documents for building consents – Including PS1 statements, fixing details and more.
Access structural timber expertise – Tap into our in-house engineers for technical advice and Specific Engineering Designs.
Use it online, wherever you work – No app or software download required. Access the Prolam Specifier on desktop, tablet or mobile.
Trusted by over 6,000 New Zealand design professionals.

The Prolam Specifier streamlines structural timber design – from early design decisions to consent and construction.

The Prolam Specifier presents options based on your exact project requirements, helping you identify suitable Prolam glulam products including innovative bracing solutions such as the PLX Portal.

Save structural timber design calculations for easy reference from project to project, return to previous projects when you need to, and use the Prolam Specifier across your team for greater project collaboration.

Access Prolam’s in-house structural timber engineers for technical advice and Specific Engineering Designs (SED) for exposed trusses, complex beams, lintels, posts and bracing solutions beyond the scope of the fixed Specifier calculators.

Need help to get started?
Prolam offers free in-person and online training to help you get the most from the Specifier, whether you’re a new user, exploring a feature or working through a specific design task.

What our customers are saying

I use your products a lot. I find the Specifier easy to use and being able to get a PS1 certificate for the products is great.

Garry

Architectural Designer

We have used the Prolam Specifier for numerous projects. This is a vital tool for an architect and is a factor in the selection of glulam timber products we specify for the homes we design.

Glenn O’Connell

Architectural Designer

I have used your system for years and it really is brilliant.

Benjamin

Architectural Designer

The ease of using the Prolam program makes specifying a
quality product to match clients expectations a no brainer.

Shaun

Specifier User

Prolam specifier is free, easy to follow, comes with the PS1 which is a very smart way to allow switching any other beams to Prolam beams.

Rebecca

Specifier User

Not only is the calculator easy
to use but is very comprehensive and will deliver a PS1 for council compliance.