ZL-1121RR03 | 3-Port 1" Plumbing Manifold with Red Handle Ports:3 Port With universal compatibility and comprehensive

With universal compatibility and comprehensive instructions included

The presence of this debris and these residues inside the system can lead to rapid pin-hole corrosion of the radiators

ZL-1121RB09 | 9-Port 1" Plumbing Manifold with Blue Handle

with all valves open and the pump turned to maximum flow) for a minimum period of 2 hours or until satisfactory performance is restored

the wiring centre features 8 zone connections and is easily mounted and wired with a fully labelled circuit board

ZL-1121RR03 | 3-Port 1" Plumbing Manifold with Red Handle Ports:3 Port With universal compatibility and comprehensiveZL 1121RR03 3 Port 1" Plumbing Manifold with Red Handle