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THWNThe Horror Writers Network
THWNThermoplastic Heat and Water Resistant Nylon Coated
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References in periodicals archive ?
PVC compounds stabilized with this additive have been approved by Underwriters Laboratories for both THWN and THWN-2 applications.
Compared with a lead-based THWN formulation on 14 AWG wire, RC 215P yielded significantly higher insulation resistance values after 26-week immersion in water at 432 F, Ferro reports.
* Type THWN moisture-resistant insulated wire to pull into the PVC conduit between the two weatherproof boxes.
* The type of wire required is called "THWN", and costs about 18 [cents] per ft.