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2" Union c/w O-ring, Black Colour

SKU : SP-89280103

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Short Description

Union c/w O-ring, Black Colour (Update 19/03/2026)

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Product description
EMAUX POOL EQUIPMENT

EMAUX 2" Union

2" Union c/w O-ring, Black Colour

2-inch union fitting with O-ring for swimming pool piping systems. It allows equipment or pipework to be easily disconnected and reassembled, making it ideal for installation, maintenance, and equipment replacement in water circulation systems.

Product Information

Brand: EMAUX
Product Code: SP-89280103
Product Name: Union c/w O-ring, Black Colour
Size: 2 inches
Colour: Black
Sealing Component: O-ring
PRODUCT FEATURES

Key Features of the 2" Union

 
Easy to Disconnect and Reassemble
Allows equipment to be removed from the piping system easily without cutting the pipe whenever servicing or maintenance is required.
Includes O-ring
Uses an O-ring to seal the connection point, helping reduce the risk of leakage when properly assembled.
2" Size
Suitable for swimming pool piping systems using equipment or connection points with a 2-inch size.
Ideal for Maintenance
Makes inspection, spare-part replacement, and maintenance of swimming pool equipment easier.

Function of a Union in a Swimming Pool System

Union is a fitting used to connect piping to various pieces of equipment. The union nut can be loosened to separate the components, making maintenance or equipment replacement much easier.

In swimming pool systems, unions are commonly installed near pumps, filters, valves, or other equipment that may need to be removed for future inspection and maintenance.

Suitable For

Swimming pool water circulation piping systems
Swimming pool pump installation
Swimming pool filtration systems
Repair and replacement of piping-system equipment

Product Detail Images

2" Union with O-ring and assembly components

Installation Instructions

1. Check that the union size matches the pipe size and the equipment to be installed.
2. Make sure the O-ring is correctly positioned, not twisted or torn, and free from dirt or debris.
3. Align both sides of the connection properly before tightening the union nut.
4. Tighten the union securely, but avoid excessive force or over-tightening.
5. After installation, run the system and check the connection for any water leakage.

Signs That the Union and O-ring Should Be Checked

SymptomWhat to CheckRecommended Action
Water leaking around the unionCheck the O-ring and the tightness of the union nutReposition the O-ring or replace it if it is worn or damaged
Union does not tighten or seat properlyCheck pipe alignment and threadsRealign the pipe before tightening and do not force the threads
O-ring is hardened, cracked, or deformedInspect the condition of the sealReplace with the correct O-ring model and size

Frequently Asked Questions

What is the purpose of a 2" Union?
It is a detachable fitting that makes it easier to remove pumps, valves, or other equipment from the piping system for service or maintenance.
Why is the O-ring important?
The O-ring seals the mating surfaces of the union. If it becomes worn, torn, or incorrectly positioned, leakage may occur.
If the union leaks, does the entire union need to be replaced?
First check the O-ring, assembly position, threads, and the union body. If the problem is caused by a worn O-ring, only the O-ring may need replacement. If the union body is cracked or the threads are damaged, the complete union assembly should be replaced.
Before Ordering
Please check the pipe size, thread type, and connection design of your existing equipment before ordering. Unions with the same nominal size may use different connection configurations depending on the equipment model.

EMAUX 2" Union c/w O-ring

If you are unsure whether this union is compatible with your existing equipment, please verify the product code, connection type, and size before ordering.

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