Heavy End Bay System
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Suitable on buildings of 5 bays or more, the heavy end bay system offers the economic solution for the larger, multi span type building. The system utilises the purlin continuity provided by the section or by the connecting sleeves, to reduce the gauge of the inner bay purlins |
Sigma Purlin Systems |
| Single Span Butt System | |
| Double Span Butt System | |
| Heavy End Bay System | |
| Sleeve Assembly and Cleat Details |
Single span arrangement (All Sigma Sections)
Double Span Arrangement
(200, 225, or 240 Series only)
Sleeve thickness to penultimate rafter dependant on End Bay section (see page 5 of our downloadbale Sigma Brochure).
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