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- Photoluminescent Path Marking Law Going into Effect in California
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The ESW-SL series of self-luminous exits are designed for easy installation. The use of internally sealed tritium gas as the illumination source reduces general maintenance issues and operational costs. The ESW-SL series does not require electrical power, wiring or batteries. The ESW-SL series is available in single or double face versions. Housings are available constructed from durable corrosion resistant thermoplastic or industrial grade aluminum, please specify when ordering.
are saving facilities large amounts of money. These Tritium Signs are non-electrical exit signs. This means that they require no electricity. Not only that, these signs require no maintenance. Just hang up the sign and forget about for the next 10 or 20 years depending on the model you get. It is really that simple. Many ask, how is it possible to have a self luminous exit sign like this? Well, the technology is as follows: Nuclear Exit Signs use a tritium gas that is contained in protective plastic tubing. This gas will stay lit for up to 20 years. Tritium Signs do not need any ambient light to charge, and require no maintenance.