Overview

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ONDULINE Lightweight Purlins
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Description

Product benefits

Lightweight and ideal for all types of applications.
Durable and adaptable to all weather conditions
Brings down the overall cost of roofing
Allows intelligent use of other lightweight materials
Easy to handle and simplify transportation
Lightweight
Durable
Professional Quality
Simplify Transport

APPLICATIONS

INSTALLATION AND DOCUMENTATION

Installation Instructions

Fixing
Always use the correct size and quantity of fasteners as specified. Screws at connections must be directly in line (parallel with the supporting member). One screw to be fastened on each side of purlin at the point of connection with rafters.

Minimum 15 cm of overlap is recommended, with minimum 4 screws per overlap. "The recommended screw size is 5mm diameter with minimum 20mm length.

Laps
Structural laps for Lightweight purlins require a minimum 15% lap length. End fastenings of Lightweight purlins should be 25mm from the section end irrespective of whether this occurs at the structure end or at an internal support.

Span
Maximum span of rafters is 800 mm.

Cutting
Cutting is preferably done by shear or hacksaw. When using abrasive disc blades care must be taken to ensure the swarf produced does not affect other materials and the burred edge should be cleaned off at the completion of cutting.

Welding
We do not recommend the welding of lightweight purlins. It should only be screw fastened to the supporting structure.

 

 

DOCUMENTATION

WHY CHOOSE LIGHTWEIGHT PURLINS?

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