Descrição
What is a PPR Fitting Union Coupling?
PPR Fitting Union Coupling connects PPR pipes detachably.
It has two PPR fusion ends and a detachable middle section.
Made of PP-R, stainless steel, and rubber for durability.
It creates permanent fusion joints with PPR pipes.
The middle section allows easy disassembly for maintenance.
It ensures a leak-proof seal when connected.
It works for hot and cold water PPR pipe systems.
It is BPA-free and safe for drinking water contact.
It resists rust, corrosion, and scaling in all water conditions.
It complies with ISO 15874 and EN 12201 standards.
Key Features for Buyers
Detachable design for easy maintenance and repairs.
Available sizes: 20mm, 25mm, 32mm, 40mm, 50mm.
Stainless steel union nut for strength and corrosion resistance.
Rubber gasket for enhanced leak-proof performance.
Temperature resistance: up to 95°C (203°F) continuous use.
Pressure rating: PN10 (10 bars) for standard applications.
Fusion depth: 16mm (20mm pipe) to 25mm (32mm pipe).
Weight: 30g (20mm) to 70g (50mm) for easy handling.
Clear size markings for easy selection and identification.
Union vs. Standard Coupling: Differences
Union Coupling: Detachable, easy to disassemble for maintenance.
Standard Coupling: Permanent, non-removable after fusion.
Union: Ideal for areas requiring regular maintenance.
Standard: Better for permanent pipe connections.
Union: Can be disassembled without cutting pipes.
Standard: Requires cutting pipes to disassemble.
Union: Slightly more expensive but more flexible.
Standard: Cost-effective for permanent installations.
Union: Suitable for equipment connections and repairs.
Installation and Disassembly Tips
Preheat the fusion machine to 260°C (500°F) precisely.
Cut the PPR pipes squarely and deburr their ends.
Clean the union’s fusion ports and pipe ends.
Fuse the PPR pipes to the union’s fusion ends.
Hold each joint for 10 seconds to set the fusion bond.
Allow 30 minutes of air cooling before assembly.
Align the middle section and tighten the union nut.
To disassemble, loosen the union nut and separate the sections.
Replace the rubber gasket if it is damaged or worn.
Test for leaks after assembly or reassembly.
Common Applications of Union Coupling
Connecting PPR pipes to equipment requiring maintenance.
Residential plumbing for easy repair access.
Commercial plumbing for equipment connections.
Underfloor heating systems with maintenance needs.
Solar water heater systems for easy disconnection.
Irrigation systems for seasonal maintenance.
Industrial plumbing for equipment repairs.
Repairing PPR pipe systems without cutting pipes.
Summary of PPR Fitting Union Coupling
The PPR Fitting Union Coupling connects PPR pipes detachably.
It allows easy disassembly for maintenance and repairs.
Leak-proof design ensures reliable performance.
Easy to install with standard fusion tools and hand tools.
Durable materials ensure long-term reliability.
Compatible with all standard PPR pipe sizes.
Ideal for systems requiring regular maintenance.
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