Rule your rail.
The BOSS® (Bonded Structural Splice) provides a strong, bonded connection for XR Rails®.
No assembly, tools, or hardware required. The built-in bonding spring has teeth that bite into rail, creating a connection that meets all UL standards.
The BOSS® eliminates restrictions around splice locations. Place it anywhere along the span (except the outside cantilever).
Available now, so you can continue to conquer your solar projects!
Place into XR Rails® anywhere, except the outside cantilever.
Single piece, with no assembly, tools, or hardware required.
Integrated bonding is fully code-compliant with UL 2703+
Splices available in all sizes—XR10®, XR100®, and XR1000®.
Stop-tab provides tactile feedback for proper installation.
Leave a 1″ gap for expansion joints. No bonding straps.
UL 2703 Certification
All IronRidge® Systems have been listed to UL 2703, the standard for evaluating solar mounting systems. This ensures they maintain strong electrical and mechanical connections over an extended period of time in extreme outdoor environments.
IronRidge® products come with a 25-year warranty, guaranteeing they will be free of defects in materials and manufacturing which materially impair the use of the products for the purposes for which they were designed.