Exit signs on top and bottom of floor - for when you crawl if there is smoke? Unsure, but I like - Picture of Residence Inn by Marriott at Anaheim Resort/Convention Center -
44R Series Edge-Lit LED Exit Sign - Exit signs | Chloride - Signify
Exit Sign with Up Arrow - Anti-Slip Floor Stickers | TRADESAFE
EverGlow NA, Inc. - Exit Signs
CLEVER SIGNS Exit Sign, 10 Decals per Pack, 7.5" Round, Social distancing Sign, Social distancing Floor Decals : Amazon.ca: Tools & Home Improvement
Red LED Emergency Exit Signs, AC 120V/277V, Double Sided Red Exit Letter, Universal Mounting, UL Listed LED Emergency Exit Signs for Commercial, Business, US Standard : Amazon.ca: Tools & Home Improvement