Domestic water heating boilers

A back boiler (20) is provided with an inspection cover (22) in its front face (24) for ease of access and to avoid the need for dismantling fire brickwork surrounding the boiler. Having regard to the fire heat to which the front face (24) and cover (22) are subjected in use the securing and sealing...

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Bibliographische Detailangaben
1. Verfasser:	LEWIS PATRICK E M
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING DOMESTIC HOT-WATER SUPPLY SYSTEMS DOMESTIC STOVES OR RANGES FOR SOLID FUELS DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATINGSYSTEMS ELEMENTS OR COMPONENTS THEREFOR HEATING LIGHTING MECHANICAL ENGINEERING RANGES VENTILATING WEAPONS
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Beschreibung
Zusammenfassung:	A back boiler (20) is provided with an inspection cover (22) in its front face (24) for ease of access and to avoid the need for dismantling fire brickwork surrounding the boiler. Having regard to the fire heat to which the front face (24) and cover (22) are subjected in use the securing and sealing of the cover (22) are of heat resistant materials such as hardened steel securing bolts and copper and asbestos in the case of a sealing washer.