Our Skylight Railings meet OSHA Standards 1910.28(b)(3)(i) for preventing falls thru skylights. These systems are free-standing and easy to assemble. NextGen 3000® Skylight Railing consists of 58 lb. bases and railing panels. KeeGuard® Railing consists of Kee base fittings and posts with continuous rail. Kee Dome® Railing consists of PVC bases and posts with continuous rail. Safety Rail Source provides Turn-Key installation upon request. These systems are non-penetrating so they won't damage the roof membrane and can be used for permanent or temporary installations.