What is the meaning of a THHN wire insulation code?
THHN, or thermoplastic high heat-resistant nylon-coated wire, is made with the use of a PVC or polyvinyl chloride-insulated nylon sheath. Most THHN creation is done with the use of dual-rated THHN or THWN. So it is the best option to use in dry and wet conditions, as well as for both indoor and outdoor uses. … Read more
What is the meaning of a THHN wire insulation code? Read More »