air shaft

air shaft synonyms

air well compare air shaft and air well
downcast compare air shaft and downcast
tunnel compare air shaft and tunnel
light well compare air shaft and light well
passage compare air shaft and passage
pit compare air shaft and pit
well compare air shaft and well
upcast compare air shaft and upcast
flue compare air shaft and flue
borehole compare air shaft and borehole
shaft compare air shaft and shaft
bore compare air shaft and bore
mineshaft compare air shaft and mineshaft
adit compare air shaft and adit
vent compare air shaft and vent
duct compare air shaft and duct
winze compare air shaft and winze

air shaft antonyms