The Apollo ExpansionPEX™ EPXC3434 is a premium straight coupling designed for cold-expansion PEX-A plumbing systems. Made from lead-free, dezincification-resistant brass, this fitting ensures a secure, leak-free connection for potable water and hydronic heating applications. Built for durability and compliance, it’s the ideal solution for joining two lengths of PEX-A tubing in modern plumbing installations.
Key Features
Straight Coupling Design: Connects two 3/4″ PEX-A pipes for extensions or repairs.
Lead-Free Brass Construction: Safe for potable water systems; corrosion-resistant for long-term reliability.
Cold-Expansion Compatibility: Designed for PEX-A tubing and expansion rings; requires approved expansion tools.
High-Performance Rating: Handles up to 200 psi and 200 °F for residential and light commercial systems.
Code-Compliant: Meets ASTM F1960 and major plumbing standards.
Specifications
Connection Type: PEX Barb × PEX Barb
Material: Lead-free brass
Nominal Size: 3/4″ × 3/4″
Maximum Temperature: 200 °F
Maximum Pressure: 200 psi
Installation Method: Cold-expansion with approved expansion tools and rings
Applications
Potable Water Systems: Hot and cold water distribution in homes and commercial buildings.
Hydronic Heating: Perfect for radiant heating and cooling systems using PEX-A tubing.
Pipe Extensions & Repairs: Ideal for joining two lengths of PEX-A tubing securely.
Installation Notes
Use only with PEX-A pipe and compatible expansion rings.
Requires an approved expansion tool; not suitable for crimp or clamp systems.
Do not attempt dry-fitting—expansion is required for proper PEX connection.
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