Thermoplastic Duct 16od ,Each

Details:

Thermoplastic duct^ 10' length. Pvc exhaust duct is type i, unplasticized, schedule 40, lightweight, corrosion-resistant. Od 16.00" Od. 15.625" Id. Nominal diameter: 16". Equivalent resistance in feet of straight duct: 10'. A female duct coupling is required to join two sections.