Pre-modern English homes with unglazed windows or thatch roofs required no special vent for smoke. These structures typically had only one story for living spaces, and inhabitants made do with a band of relatively clear air near the ground.
Pre-modern English homes lacking glazed windows or thatched roofs did not necessitate a special vent for smoke. These structures usually featured only one level for living areas, and residents made do with a zone of relatively clear air near the surface.