Open wire design provides high visibility, reduces dust accumulation and permits free air circulation through the unit. Bright nickel Chrome MasterSeal chrome sealer NSF-listed for dry storage and heated environments. Bright nickel plating followed by chrome plating with MasterSeal chrome sealer for improved rust protection. 1 year Warranty (NOTE: Optional clear hybrid epoxy. NSF-listed for all environments, is available.). Comparable with Metro Wire and Terra Universal shelving.