Glow-worm 0020207142 pump housing

This Glow-worm replacement pump housing is suitable for use in Betacom 3, Energy, Easicom 2, Easicom 3, Ultimate 2, Betacom 4, Sustain, Ultimate 3, Home, Energy 7 and Essential boilers. The pump moves heated water around a boiler, via the heat exchangers and into the radiators or hot taps. The pump is normally located before the diverter valve in a combi to allow circulation through a heating and hot water system.