American Fiber Cement Two-Layer Steel Attachment System Installation Guide

About this manual

This guide provides typical detail drawings for installing architectural panels with the Two-Layer Steel Attachment System. It covers top and bottom panel terminations, horizontal and vertical joints, expansion joints, panel breaks at penetrations, and corner details.

All pages note that panel vertical and horizontal joint spacing should be 3/8" typical, and include a fastener layout reference of 3" = 1'-0". The document is intended for contractors and installers who need precise layout information for this attachment system.

What's inside

• Top Panel @ Coping
• Top Panel @ Soffit
• Horizontal Joint @ Continuous Substrate
• Horizontal Joint @ Break In Substrate
• Not Permitted @ Break in Substrate
• Horizontal Joint @ Expansion Joint
• Horizontal Panel Break @ Penetration
• Bottom of Panel @ Wall Base
• Vertical Panel Joint Options
• Panels @ Outside Corner

Specifications

Frequently asked questions

What is the recommended panel joint spacing?

The recommended panel vertical and horizontal joint spacing is 3/8" typical.

Are breaks in substrate permitted for this attachment system?

No, breaks in substrate are not permitted.

What is the typical fastener layout dimension?

The typical fastener layout is 3" equal to 1'-0".