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UPONOR Expansion Polymer Barbed Tube Fitting, 1/2 in ID, Q4350500 - Expansion Polymer Barbed Tube Fittings
UPONORExpansion Polymer Barbed Tube Fittings

UPONOR Expansion Polymer Barbed Tube Fitting, 1/2 in ID, Q4350500

The UPONOR Barbed Fitting Plug (MPN Q4350500) is a 1/2 in ID size, barbed, polymer, expansion-type tube fitting designed for PEX connections using the expansion method. As a trusted industrial solutions provider, 3G…

SKU 3G-OTH-474205

Also listed as: Q 4350500 · Q-4350500

Brand
UPONOR
Item
Expansion Polymer Barbed Tube Fitting, 1/2 in ID, Q4350500
Part Number
Q4350500
Category
Expansion Polymer Barbed Tube Fittings
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Technical Specifications

UPONOR
Manufacturer Part Number
Q4350500
Type
Barbed, Polymer, Expansion

Technical Documents

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UPONOR Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The UPONOR Barbed Fitting Plug (MPN Q4350500) is a 1/2 in ID size, barbed, polymer, expansion-type tube fitting designed for PEX connections using the expansion method. As a trusted industrial solutions provider, 3G Electric interprets customer demand and delivers this genuine UPONOR component across 14 industrial departments, with specialist depth in combustion, pumps, and controls ensuring accurate sourcing and support.

Frequently Asked Questions

What is UPONOR Barbed Fitting Plug used for?

The UPONOR Barbed Fitting Plug (MPN Q4350500) is used to seal the end of a PEX tube in expansion-type plumbing and hydronic heating systems. It provides a reliable, leak-proof closure in residential and commercial installations where a permanent or temporary stop is needed.

What are the specifications of UPONOR Barbed Fitting Plug Q4350500?

The UPONOR Barbed Fitting Plug has a 1/2 in inner diameter (ID) size, is made of polymer, and uses a barbed, expansion connection method for PEX tubing. The manufacturer part number is Q4350500. It is designed specifically for expansion-type PEX systems.

Where to buy UPONOR Barbed Fitting Plug Q4350500 worldwide?

3G Electric supplies the genuine UPONOR Barbed Fitting Plug Q4350500 to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to place an order for this expansion polymer fitting.

How to install UPONOR Barbed Fitting Plug on PEX tubing?

To install the UPONOR Barbed Fitting Plug, use an expansion tool to expand the PEX tube end, then insert the plug fully until the barb seats. The polymer material contracts around the fitting for a secure seal. Always follow the manufacturer's instructions for proper expansion and insertion.

Used in

Common applications for UPONOR
Hydronic heating systems — Uponor brass ball valves with PEX x PEX connections for zone flow control and isolation.
Potable water plumbing — Uponor expansion brass barbed tube fittings for transitioning PEX to copper piping.
Radiant floor heating — Uponor PEX x Sweat ball valves for manifold isolation and balancing.
Industrial plumbing — Uponor water meter valves for accurate flow measurement and shut-off.
Snow and ice melting systems — Uponor brass ball valves rated to 250 psi CWP for glycol mixture control.
Commercial building services — Uponor tubing cutters for clean, square cuts on PEX tubing during installation.
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UPONOR Products

3G Electric supplies UPONOR expansion polymer barbed tube fittings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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UPONOR
This expansion polymer barbed tee fitting has a 2-1/2 in ID x 2-1/2 in ID x 2 in ID size with four barbed connections. It is designed for use with PEX tubing using the expansion connection method. Commonly used in hydronic heating and potable water systems to create branch connections

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