LeGrand / Wiremold PMTR2B306 Plugmold Tamper Resistant Multi-Outlet Strip - Black. Plugmold Tamper Resistant offers a safe and convenient multi-outlet system. The patented receptacle features an internal shutter system that provides a clean and solid fit for standard three prong plugs while preventing the insertion of unwanted objects. The Tamper Resistant Plugmold is perfect for use in workshops garages kitchens and ideal for homes with small children. Receptacles mounted on 6 in. centers. Includes on coupling and 2 blank end fittings.