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Fernco Inc.

Fernco Inc. 3001-33 Shielded Coupling trap

SKU CH-X26X-R18WZ MPN 3001-33

A shielded transition coupling joins two 3-inch pipes with a neoprene seal and stainless-steel shield

  • Product typeDrain Components
  • Main materialHAWA
  • Shielded coupling joins 3 in pipes securely
  • Neoprene gasket resists corrosion and seals tightly
  • Stainless steel shield adds strength and alignment
  • Female ends accept standard 3 in fittings
  • 2 1/8 in overall length fits compact spaces

Shielded Coupling for 3-inch Pipe

This shielded coupling connects two 3-inch nominal pipes using a neoprene gasket held by a stainless-steel shield and clamps. It is built for drain, waste and vent systems where a watertight, flexible joint is required. The assembly arrives new and ready for installation without special tools.

Installers needing a code-approved transition joint

The coupling suits plumbers and contractors joining same-size pipe in gravity-flow drainage. It does not suit press-fit or solvent-weld only systems, nor applications that demand a rigid, non-flexible connection. Buyers needing a different nominal size or a non-shielded sleeve must select another model.

Nominal 3-inch by 3-inch pipe size

The single specification that decides fit is the 3-inch by 3-inch nominal pipe size marked on the body. Verify both pipe outside diameters match this rating before purchase; an incorrect diameter will prevent a proper seal.

How it compares

Measured against everything we stock in Drain Stoppers, Strainers & Traps, at today’s prices. Recalculated every night.

Price $12.99
Cheaper than about 78% of the 4,240 comparable items (median $31.99).

Specifications

Product
Brand nameFernco
Model name3001-33
Product typeDrain Components
Size & build
Main materialHAWA

Questions about this item

Will the 3001-33 coupling fit the 3-inch cast-iron drain line I already have in place?

The shielded coupling is built for a nominal 3-inch pipe size on both ends, so it will join directly to your existing 3-inch line without adapters.

How can I confirm the 3001-33 is sealed correctly once I tighten the clamps?

After tightening the stainless-steel bands to the recommended torque, run water through the joint and watch for any drips; a dry joint means the neoprene gasket is seated properly.

Does the 3001-33 package include the stainless-steel clamps, or do I need to buy them separately?

The coupling ships with its integral shield and clamps already assembled, so nothing extra is required for installation.

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