The Prolam Specifier. Specify with Certainty

Design structural timber elements and specify our glulam beams, portals and posts with confidence and ease with the Prolam Specifier.

Trusted by over 6,000 New Zealand design professionals, the Prolam Specifier is fast, accurate and efficient. Covering a wide range of the most common structural members, it allows you to quickly and easily perform design calculations and fine-tune design parameters to zero in on the right solution for your project. Saving you time and energy at every step, it also makes building code compliance a breeze, outputting the documents you need for PS1 certification.

Prolam Specifier Version 3 is live! Now featuring a new and improved user interface, with a more compact view with up to 90% less scrolling on calculators.

The Prolam Specifier is your fast-track to accurate, compliant product specification for residential and light commercial projects.

Desktop, tablet and mobile-friendly, the Prolam Specifier puts precise product specification at your fingertips.

Easy access to Prolam’s design service for exposed trusses and complex beams, lintels and posts, and bracing portals that are beyond the capability of the fixed Specifier calculators and require specific engineering design (SED).

Save projects and calculations for easy reference from project to project. Use the Prolam Specifier as a team, for greater project collaboration.

Stay supported with expert technical advice and free training to help you get the most out of the Prolam Specifier. Whether you are a new user, want to explore a new feature or have a question about a specific design task, we’re here to help.

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.