Pemko R2OSS_ Threshold Assembly Offset Application (3-1/2" Top Plate) Ratings Barrier-Free BHMA Certified Fire Rated - UL10C - Positive Pressure Finishes R2OSSA: A - Mill Finish Aluminum Aluminum R2OSSAK: K - PemKote Skid Resistant Surfacing Aluminum Downloads Category Specification (.pdf) Pemko R2OSS_ Cut Sheet (.pdf) Pemko R2OSS_ Line Drawing Autocad (.dwg) Pemko R2OSS_ Line Drawing Autocad (.dxf) Close Interested in this product? Contact us to order Related products R1OSS_ R1.75OSS_ R.75OSSMR_