OSB Sheathing must be spaced 1/8” on all edges (sides).
Tip: If H-Clips are used they space the 8’ side but 1/8’ is still required for 4′ side. If no H-Cips are used – 1/8” spacing is required on all edges (sides).
![Norbord Solarbord Installation](https://onsite.norbord.com/cms/wp-content/uploads/2018/05/Solarbord.jpg)
Tip: If H-Clips are used they space the 8’ side but 1/8’ is still required for 4′ side. If no H-Cips are used – 1/8” spacing is required on all edges (sides).