The Glow-worm 0020125434 Pump is a genuine replacement circulation pump designed to maintain efficient water flow throughout the heating system in compatible Glow-worm boilers. The pump ensures that heated water is distributed evenly to radiators and hot water circuits, supporting consistent performance and efficient boiler operation.

A failing pump may cause symptoms such as poor heating output, noisy operation, lukewarm radiators, overheating, or frequent boiler lockouts. Replacing it with this genuine Glow-worm unit restores stable circulation and reliable system performance.

Key Features

• Genuine Glow-worm circulation pump

• Ensures efficient water flow through heating and hot water circuits

• Helps resolve poor heating, noise, and circulation faults

• Durable, high-performance pump motor

• Direct-fit replacement designed for quick and simple installation

Compatible With

Suitable for selected Glow-worm boilers that require pump 0020125434.

Please verify the part number with your boiler manual to ensure correct compatibility.