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.
Homes in pre-modern England without glazed windows or thatched roofs didn't need a separate ventilation system for smoke. Typically, these dwellings consisted of just one floor for living spaces, with inhabitants relying on a layer of relatively clean air close to the ground.