SBK Heating manifold 2000 11 circuits completely assembled manifold (length 675 mm). The individual modules are made of fibreglass reinforced and heat and cold resistant plastic (-20° to +90°C) with integrated air chambers for thermal insulation in the colours red or blue. Connection block with 1 1/2" external thread and 1" internal thread and with an additional 1/2" hole fo air vent. Service connection right or left possible. Circuit screw connections 3/4" external thread euro-cone for plastic, copper/soft steel or multi-layered compound pipes. Delivery as completely assembled and leak tested manifold.