Armored Loop | Power Transfer | Electrified Commercial Exit Doors | Door Security | Alarmed Door Wire Conduit | 22" | Oil Rubbed Bronze | Duranodic | Tuff Strike KEEP YOUR BUSINESS SAFE! The Armored Loop 22" safely transfers electricity to alarmed exit doors. UPGRADED DOOR SECURITY! Protect your business by electrifying exit doors to sound alarm system. EASY INSTALLATION! Easy to follow installation instructions are included. Extra security and peace of mind! MULTIPLE FINISHES! Available in two finishes to match existing door hardware.