MrPEX’s composite radiant manifold is designed to withstand high temperatures and pressures. It exceeds oxygen diffusion standard DIN 4726 and is completely corrosion resistant. The manifold comes partially assembled as a kit. A return valve cap can be removed to accommodate valve actuators. The branches have Eurokonus (EK20) connections and all EK20 compression fitting assemblies can be used to connect tubing up to 5/8”. Single, 2-loop, 3-loop and 4-loop add-on manifold sections and other accessories are sold separately.