1. 
   Parallam
   Parallam is the brand name for an engineered wood product developed by Trus Joist MacMillan (now Weyerhaeuser) which is made from veneer strands laid in parallel alignment and bonded with adhesive. It is used for beams, headers, columns, and posts, among others uses. Parallam is the only parallel s...
   Found op http://en.wikipedia.org/wiki/Parallam
   
   
2. 
   Parallam
   This is a beam created from shards of timber formed longitudinally in line with the length of the beam. This product is stronger than conventional timber and is generally used as lintels above windows or beams in floor zones
   Found op http://www.taylor-lane.co.uk/glossary.php
   
   

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