Photoluminescent glow in the dark tape 90 FT – has all the marking required for NYC compliance with stairwell floor egress lighting. It has the MEA number on it with a BR of 52-12-8 which exceeds NYC requirements.
According to FDNY rules, you need to check your stairwell tape yearly. replace missing pieces. This tape fits the bill. Its $0.56/foot or if you buy 10 rolls 10% off for $0.50/foot.