1 1/8” X 11 7/8” X 12’ OSB Rim board for AJS and BCI joists

Give your floor the lateral support it needs without the hassle. Boise Cascade® Rimboard OSB is a one-step rim board designed for use with BCI® and AJS® Joists. With strength and dimensional stability, the rim board offers consistency and performance builders can trust while speeding install times. Engineered and manufactured to provide consistent performance. Boise Cascade Rimboard can handle seismic and high wind loads, and can eliminate the need for squash blocks or other complicated framing details for load transfer.