Vaillant Ecotec Pro 24 28 Pump Head Only 178983 193534 BRAND NEW (GRUNDFOS HEAD)
Vaillant Ecotec Plus 824 831 Pump Head Only 178983 193534 NEW 5 WIRES. NOTE: THIS HEAD ONLY CONNECTS TO 5 WIRE GRUNDFOS HEAD ONLY WITH BLACK SCREWS AND NOT WILO. We will always help you to have a 100% positive happy buying experience.