BS EN 303-4:1999 : Title: Heating boilers. Heating boilers with forced draught burners Heating boilers with forced draught burners. Special requirements for boilers with forced draught oil burners with outputs up to 70 kW and a maximum operating pressure of 3 bar. Terminology, special requirements, testing and marking Pages: 24 Year: Publisher: British Standards Institution Availability: Within 1-2 working days
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