Assertion: flue | /r/CapableOf | instal new twinwall flue system
Facets:
Source sentences:
text: When installing a new twinwall flue system, if the flue exits the roof within 600mm (horizontally) from the ridge (high point) of the roof then the flue must extend a minimum of 600mm above the ridge.
text: When installing a new twinwall flue system, if the flue exits the roof within 600mm (horizontally) from the ridge (high point) of the roof then the flue must extend a minimum of 600mm above the ridge.