(Znkiok 5 Pack)3/4" Propress Copper Fittings Zero Lead, 3/4 Inch Press Extended Coupling No Stop For Copper Tube Connection,UPC,NSF/ANSI61 Certified.

Additional Details from the Manufacturer

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More features

• Made of high-purity lead free copper, in compliance with NSF/ANSI 61 drinking water safety standards, it is corrosion-resistant and rust resistant, ensuring pure and harmless water quality for household and commercial pipelines.
• Precise limit of copper tube insertion depth, paired with high elasticity sealing ring, instantly forms a permanent watertight/airtight connection during crimping, resistant to water hammer impact and high pressure.
• Compatible with Type M/L/K copper tubes,Maximum working pressure: 300 psi,Maximum test pressure: 600 psi,Working temperature range: 0 °F to 250°F
• No welding – simply use standard press tools for fast, secure connections
• Sealing element (compliant with NSF61 standard)