Heavy End Bay System

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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).

Single Span Butt System

Double Span Butt System

Single Span Sleeved System

Sleeve Assembly and Cleat Details