A “U” shaped manifold, with a normally shut full-bore flushing isolator in the connecting baseline. Each manifold branch comes with integral isolators, ready for connection to radiator supply and return lines. 

The inlet leg is protected by inlet isolator, automatic air Vent (AAV) and drain. The outlet leg comes with manual air vent, drain, flow measurement points and double regulating valve (DRV). 

Assembly at Works is followed by hydraulic testing, prior to delivery.