Premium 18 Port Assembled Multizone Manifold for Heat Pumps

This manifold arrives pre-assembled on a mounting board, and includes actuators and valves. These manifolds have no form of water temperature control built in. They are designed for use with a ground or air source heat pump, where the water being fed to them has the temperature controlled by the heat pump units weather compensator. All the loops are supplied with actuators, but no other controls are included. Pipe connectors are sold seperately, depending on pipe to be used.