Vent Systems 4" to 5" Inch Pipe Reducer Adapter - Duct Connector Fitting for HVAC Ventilation Heating, Cooling, ABS Plastic PVC Pipe - Inline Duct Reducer - PVC Pipe Fittings - Ducting Converter

Vent Systems

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MSRP: $52.99
$32.95
(You save $20.04 )
  • All orders are processed Monday through Friday, excluding weekends and holidays.
  • Orders are typically processed and shipped within 1–3 business days after payment confirmation.
Shipping Method Estimated Delivery Time
Free Shipping (Orders Over $69) 6–18 business days
Standard Shipping 6–18 business days
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Product Overview

Brand: Vent Systems

Color: White

Features:

  • SIZE & CONNECTION TYPE - Connects 4-inch to 5-inch round ductwork. The 4-inch end features a male-fit connection measuring 3.94", while the 5-inch end features a female-fit connection measuring 5.04". Overall adapter height is 2.48". Check duct diameter and connection type before ordering.
  • DURABLE ABS PLASTIC – Made from durable, heat- and moisture-resistant ABS. Built to last under daily temperature changes in heating, cooling, and ventilation setups.
  • IMPROVES AIRFLOW PERFORMANCE – Smooth internal surface reduces air resistance for more efficient ventilation. Helps maintain stable air pressure and quieter system operation.
  • EASY DIY INSTALLATION – No tools needed. Simply connect the male and female ends to your ducts or fittings. Can be used with glue or clamps for a tight, secure fit.
  • VERSATILE HVAC APPLICATION – Ideal for home, garage, office, or workshop ventilation. Works for bathroom, kitchen, garage exhaust vents, and general ducting conversions.

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