Tag: Ceiling Speaker Grille

JBL MTC-CS-Teth1 Ceiling Speaker Grille Installation Guide   Specifications and Installation Instructions JBL’s MTC-CS-Teth1 is a retrofit safety tether that works with JBL press-in-grille type ceiling loudspeakers (Control 10 Series, 20 Series, 40 Series, and 226). If a grille were to work its way loose, the tether is intended to catch it and keep it…