1. A pair of exterior chimneys, of approximately the same size, one on each side of a gable end of a house.
2. The chimneys for two fireplaces that open back to back, serving two different rooms; commonly has two flues.
1. A pair of exterior chimneys, of approximately the same size, one on each side of a gable end of a house.
2. The chimneys for two fireplaces that open back to back, serving two different rooms; commonly has two flues.