Designed to provide reliable heating and domestic hot water for homes without the need for a separate hot water cylinder, the Betacom₄ provides an excellent choice for those looking for a new or replacement combi boiler. Designed and manufactured at Glow-worm’s industry-leading facilities in Derbyshire, the straightforward Betacom₄ combi boiler range represents great value for money as it is highly efficient, reliable and easy to use.