Heating - Radiant Manifold
Need a manifold with zone valves (and 4 wire actuators).
http://www.supplyhouse.com/Bluefin-PXPKHM-10-10-Loop-Stainless-Steel-Manifold-Package-1-2-PEX $303.75 for 10 way
http://www.supplyhouse.com/Bluefin-PXPKHM-8-8-Loop-Stainless-Steel-Manifold-Package-1-2-PEX $256.22 for 8 way
http://www.supplyhouse.com/Rifeng-RHM12-50PK-12-Loop-Stainless-Steel-Manifold-Package-1-2-PEX $350.48 for 12 way
http://www.supplyhouse.com/Bluefin-PXPKHM-4-4-Loop-Stainless-Steel-Manifold-Package-1-2-PEX $158.39 for 4 way
You also need fittings for the 1/2" PEX loops...
http://www.supplyhouse.com/Bluefin-PXLA050-1-2-PEX-to-EK20-Loop-Fitting-Assembly $25.90 for box of 10.
Also need Supply/Return Adapter to 3/4" Male NPT
http://www.supplyhouse.com/Rifeng-MA-75MPT-Supply-Return-Adapter-to-3-4-Male-NPT $3.85