Heldon’s R400 range of copper fittings is packed or stamped R400 and are suitable for R410A with a Safe Working Pressure (SWP) of approximately 5,000 kPa at ambient temperature.
A range of sizes up to 1-5/8”is currently available to suit R410A and CO2 (sub-critical) refrigerants.
Enjoy the benefits of having chosen a quality Heldon product.