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Welcome to Phi Group Ltd

Permacrib Timber Crib Retaining Wall System

Permacrib is a unique patented retaining crib wall system offering Engineers, Architects and Customers a number of distinct advantages :

Durability - internationally certified design life of 125 years (BBA95/3115) and standard industry 50 year warranty against decay and termites

Economy - significantly cheaper than other retaining wall types

Appearance - soft natural timber and stone appearance can be further enhanced by planting directly into the wall face

Environmental - manufactured from 100% sustainable NZ plantation radiata pine (FSC & non-CCA treatment options available)

Ease of Construction - readily constructed by any competent builder or even DIY

Seismic Performance - outstanding structural performance through the 2010 & 2011 Christchurch earthquakes

Free Design, Quotation & Technical Support Services - including drawings and engineering calculations

Other Phi Group Products

Permacrib Noise Barriers - outstanding acoustic performance

Soil Panel - permanently vegetated faces on soil nailed reinforced slopes

Permawood - outdoor timber & decking for our Asia Pacific export markets