Example: biology
Search results with tag "Over purlin"
LIGHTWEIGHT, HIGH STRENGTH C & Z SECTIONS - Metroll
www.metroll.com.authickness of the purlin over the supports where bending movement is the greatest. This saves 30 - 50% of steel in purlins relative to C section purlins. When additional purlin strength is required, Z section purlins of the same depth but greater thickness can be lapped as needed.
Lambdaboard OVER PURLIN 2012 - D&D Roof Insulation
roofinsulation.co.zaOVER PURLIN DISAVOWAL : The information set forth herein is furnished free of charge and is based on technical data that RIGIFOAM believes to be reliable. It is intended for use by persons having technical skill and at their own discretion and risk.