Rollforming Services Boxed Bird Proof Purlins can be incorporated into C Purlin Portal, Structural Steel and Timber Pole Shed designs with ease. They are lightweight, dimensionally accurate and straight. They fit into shed structures utilizing the same joist hangers designed for use with SG8 and SG10 Timber. They can be used in Herringbone Sheds, Wintering Sheds, Dry Feed Pads, Critical Storage Sheds, implement sheds and canopies where Bird Proofing is a necessity.
There are 3 key reasons these Purlins are Bird proof
Our Span calculator will give you your Profile, Spacing, Span capability for a range of Building Categories, and Building Types to assist your building engineer in the design of your building. This is supported by the Section Properties and Engineering calculations document.
Manufactured utilising the same AXXIS® Steel for framing that you see on TV, you know these purlins are covered by New Zealand Steels Durability Statement and that they will stand the test of time in New Zealand conditions. The High tensile steel provides ample pull out KN for all applications. As a standard BPP are manufactured using Z275 galv coated steel. If you require Z450 galv coated steel there can be up to a 12-week lead time from the mill, so please let us know at the time of specification so we can arrange to have this coil in stock in time to meet your site program.