Products

Crib Wall

Take advantage of a number of unique benefits with Prolam Crib Wall:

  • Durability - There is a guaranteed design life of 125 years, as well as a standard industry warranty of 50 years against decay and termites.
  • Economy - More cost-effective than other retaining wall types.
  • Appearance - Planting directly into the wall face enhances the natural appearance of timber and stone.
  • Environmental - Timber is sourced from 100% sustainable NZ plantations (both FSC and non-CCA treatment options available).
  • Ease of Construction - Easily constructed by any competent or DIY builder.
  • Seismic Performance - Performed exceptionally well through the Christchurch 2010 and 2011 earthquakes.
  • Technical Support Services are available.

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Product Downloads

Prolam Crib Walls can be used in many different ways, it has been used as sound barriers as well. Retaining walls can be designed up to 8.0M high. Can be used on curved walls. Can be stained different colours to create patterns.

Prolam crib retaining wall can be used on walls up to 1.5m high without consent, anything over 1.5m will need consent and an engineer’s design. The site requirement form will need to be filled out for the engineer report to be completed.

Features & Benefits

Cost Effectiveness

High weight-to-strength ratio of Prolam allows for maximum loads over large spans with the smallest possible end sections.

Product Quality

Prolam manufactured in accordance with AS/NZS 1328 Glue Laminated Structural Timber standard.

Fire Safety

Extensive fire test data shows that Prolam beams maintain structural load support for measurable periods of time in fire situations.

Design Flexibility

Prolam can be curved to virtually any radii without loss of strength and manufactured specifically to the designer’s needs.

Renewable Resource

Made from renewable New Zealand plantation timber, Prolam uses14 times less energy to produce compared to the equivalent steel beam.

Chemical Resistance

Prolam works well in harsh environments as it does not rust and the glues used are service class 3 certified.

Why Choose Prolam

Engineered Structural Timber Solutions

Specify with certainty


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