Exit Signs Built for the Toughest Assignments

The Institutional INH series provides rugged cast aluminum heavy duty frames with a 3/8” polycarbonate lens for the most demanding institutional applications. INH is recyclable at the end of its useful life.



  • 6” high letters with 3/4” stroke available with Red, Green, or Black background suitable for use in hazardous atmospheres and damp locations. Meets NEC Article 500, Class 1, 11 and 111 conditions
  • Heavy cast aluminum frame single and double face, mounting bracket included with double face sign
  • Beveled edges and rounded corners withstand high impacts
  • Tamper proof mounting hardware prevents unauthorized removal
  • Standard exterior finish, brushed aluminum with clear lacquer coating. Custom paint or anodized colors available
  • Aluminum stencil face with field selectable chevron directional indicators
  • Polycarbonate shield seals lamp compartment and prismatic refractor lens
  • 3/8” clear polycarbonate face shield provided with mounting hardware
  • Operating temperature -55°C to 80°C
  • Available in service life ratings of 10 or 20 years

  • Non-electrical, internally illuminated by sealed tritium gas light sources
  • Requires no external light source, electrical power, wiring or batteries 100% reliable, maintenance free and always on

  • Green light output for maximum visibility in emergency conditions 100 foot visibility rating

  • Tested, approved and listed by Underwriters Laboratories to UL 924, and meets NFPA101 Life Safety Code

  • Limited warranty for the rated life of the product