The Glow-worm Energy 18kW regular open vent boiler is engineered for residential applications demanding robust thermal delivery and straightforward integration with existing domestic heating infrastructure. Constructed with a high-specification automotive-grade aluminium heat exchanger, the unit ensures exceptional heat transfer efficiency while maintaining a low operational noise profile. This compact wall-mounted appliance is specifically dimensioned at 600mm x 375mm x 280mm to permit unobtrusive installation within standard kitchen cabinetry without compromising on maintenance access.

Operating with a 19.1kW central heating output, this natural gas boiler features an advanced modulating Grundfos pump to dynamically adjust energy consumption according to fluctuating system loads. The integration of a concentric flue system and the provision for a rear flue configuration offer significant adaptability during complex retrofit installations. Installers benefit from a highly accessible front-facing component layout and an intuitive digital LCD interface to streamline commissioning and subsequent servicing operations.

Q: What are the physical dimensions of this appliance?
A: The boiler measures 600mm in height, 375mm in width and 280mm in depth to allow for restricted space siting.

Q: Is this model compatible with traditional hot water storage systems?
A: Yes, it is designed for integration with a variety of external hot water cylinders.

Q: What material is utilised for the primary heat exchanger?
A: The primary heat exchanger is constructed from automotive-grade aluminium for enhanced thermal conductivity.

Q: Does the unit include a circulating pump?
A: It incorporates a highly efficient ErP-compliant modulating Grundfos pump to optimise hydraulic performance.