Types of Wire Connectors - The Home Depot
https://www.homedepot.com/c/ab/types-of-wire-connectors/9ba683603be9fa5395fab902cf87a67
WebWire connectors are UL Listed fasteners used to make a tight connection with little interference between two or more electrical wires in an electrical box. Made of flame-retardant materials, wire connectors prevent wires from contacting other wires or exposed metal surfaces, which could cause a dangerous fault or short circuit.
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