Paragraph 5
If during either of the tests specified in paragraphs 2 and 3 of this Schedule the flame is extinguished the draught shall be stopped immediately. During the following 15 minutes no flame shall appear outside the heater.
If during either of the tests specified in paragraphs 2 and 3 of this Schedule the flame is extinguished the draught shall be stopped immediately. During the following 15 minutes no flame shall appear outside the heater.