Model 677
Side Folding Full Enclosure Security Grilles Model 677 features clear fire-retardant polycarbonate for visual access and nonbreakable durability. Visibility: 100% of 4-3/4″ (121 mm) viewable area.
Side Folding Full Enclosure Security Grilles Model 677 features clear fire-retardant polycarbonate for visual access and nonbreakable durability. Visibility: 100% of 4-3/4″ (121 mm) viewable area.
