BS ISO 23550. Safety and control devices for gas burners and gas-burning appliances. General requirements Ingestion-build-251241 Conform to the design principles
$20.00
Description
Conform to the design principles of BS ISO 3864 series
For dated references
Installers of devices
Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full - Part 2: Orifice plates
but by respective product standards
BS ISO 23550. Safety and control devices for gas burners and gas-burning appliances. General requirements Ingestion-build-251241 Conform to the design principles
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