Female thread half coupling 20x1/2" WT Wavin PPR 4047817
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Sales unit dimensions and weight: 1 pcs
Female thread half coupling 20x1/2" WT Wavin PPR 4047817
Half union for polypropylene and threaded connections
This Wavin PPR half union combines the advantages of weldable polypropylene fittings with the ability to connect to externally threaded components. It is an ideal solution when the installation requires connecting PPR pipes to traditional valves, filters or other equipment. Made of high-quality polypropylene (PP-R) and brass, it ensures durable and reliable connection.
Design and application
The half union is characterized by a simple, one-piece design, which facilitates installation and minimizes the risk of leaks. It is designed to connect polypropylene pipes with a nominal diameter of DN20 (20 mm) to an external thread of 1/2 inch (15 mm). Thanks to the use of a brass thread, the connection is resistant to corrosion and mechanical damage. The use of an eccentric model allows for flexible adaptation to installation conditions. The Zeta value of 4.3 indicates an appropriate flow characteristic.
Advantages and product features
- Versatility: allows connection of polypropylene pipes with externally threaded components, expanding installation possibilities.
- Durability: made of high-quality materials – PP-R and brass – guarantees long-term operation without the risk of corrosion or damage.
- Tightness: welded connection ensures complete tightness, eliminating leaks and water losses.
- Easy installation: simple design makes quick and efficient installation easy for both professionals and experienced DIY enthusiasts.
- Pressure resistance: maximum working pressure is 20 bar at 20°C, ensuring safe use in typical water installations.
- Wide temperature range: the ability to operate in a temperature range from 0 to 75°C makes it suitable for various applications in residential and industrial construction.
- Thread protection: nickel plating of the thread surface increases its corrosion resistance and facilitates tightening.
- High quality workmanship: precise workmanship guarantees a perfect fit of the elements and reliable operation for a long time.
The Wavin PPR half union is a solid element of the installation system that will meet the expectations of even the most demanding users. It is a reliable solution for both installers and building owners who appreciate quality and durability.

