6 x 4 PVC Reducer Couplings

6 x 4 PVC Reducer Couplings provide a socket-end transition between different duct or piping diameters in industrial ventilation systems. Built from PVC or CPVC with rugged construction, fine tolerances and inspected precision welds, they support plastic fan installations, ductwork and chemical air-handling applications, with custom sizes available on request.

PVC & CPVC Fittings

Our Range of Products

PVC & CPVC Fittings

PVC & CPVC Fittings

  • Precision welds with fine tolerances
  • Rugged, durable PVC/CPVC construction
  • Sizes from 4" to 24", custom options

Frequently Asked Questions

What sizes do PVC reducers come in?

The available PVC and CPVC fitting range includes multiple size configurations from 4 inches to 24 inches. A 6 x 4 reducer coupling is intended to connect different diameter sections using socket-end connections. Custom size reducers are also available upon request, so provide the required connection sizes and application details when requesting product guidance.

What is the difference between a reducer and a reducing coupling?

What are the dimensions of a 6x4 conc reducer?

Are these reducer couplings made from PVC or CPVC?

What connection type do these reducer couplings use?

Can custom size reducers be supplied?

Where are PVC reducer couplings used?

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Talk to our experts for custom solutions and tailored guidance.

Industries We Serve

Chemical processing and plating plant ventilation

Chemical Processing & Plating Plants

Reducer couplings connect thermoplastic ductwork and fan assemblies handling corrosive chemical gas streams.

Semiconductor and electronics finishing line ventilation

Semiconductor & Electronics Finishing Lines

PVC and CPVC transitions support corrosion-resistant exhaust ductwork around aggressive chemical process operations.

Wastewater treatment facility ventilation

Wastewater Treatment Facilities

Reducer couplings join plastic ventilation components used to manage corrosive gases in treatment environments.

Laboratory fume hood ventilation

Labs & Research Facilities

Socket-end reducers help connect plastic exhaust ductwork serving fume hoods and corrosive-fume ventilation systems.

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

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Why Industrial Ventilation Specialists Choose IPF Colasit

Built for Harsh Chemical Environments

PVC and CPVC fittings support corrosion-resistant ventilation systems handling chemical-laden gas streams in demanding industrial facilities.

Precision-Focused Fitting Construction

Fine tolerances and carefully inspected precision welds help support dependable socket-end connections throughout ventilation ductwork.

Configured for Complex Systems

Multiple size configurations and custom reducers available on request help engineers match fittings to specialized ventilation layouts.

Discuss Your PVC Reducer Coupling Requirements

Submit your project details to receive guidance on product selection, available configurations and pricing from an experienced IPF Colasit representative.

Contact Us Today

For immediate assistance, feel free to give us a direct call at 1-800-891-3656. You can also send us a quick email at adamc@ipfcolasit.com.