It was used to air bed linen or warm up beds when houses were often damp and draughty. Hot coals, charcoal or embers were placed in a pot in the central iron ring, and linens draped over the hoops.

It was used to air bed linen or warm up beds when houses were often damp and draughty. Hot coals, charcoal or embers were placed in a pot in the central iron ring, and linens draped over the hoops.