Multi-Rib is McElroy’s proprietary version of your industry’s standard R-Panel and is particularly a multi-use roof and wall rib panel mostly Utilized in pre-engineered metal building programs. An optional Purlin Bearing Leg (PBR) rests on purlins and delivers support for fastening the panel lap. The cookie is set by GDPR https://jamese802jno8.blogsumer.com/profile