The Rayburn is a type of stove

Stove

A stove is an enclosed heated space. The term is commonly taken to mean an enclosed space in which fuel is burned to provide heating, either to heat the space in which the stove is situated or to heat the stove itself, and items placed on it...

 similar in nature to the AGA

AGA cooker

The AGA cooker is a stored-heat stove and cooker invented in 1929 by the Nobel Prize-winning Swedish physicist Gustaf Dalén , who was employed first as the chief engineer of the Swedish AGA company...

 and are manufactured in Telford

Telford

Telford is a large new town in the borough of Telford and Wrekin and ceremonial county of Shropshire, England, approximately east of Shrewsbury, and west of Birmingham...

 at the same factory as the AGA.

The Rayburn was launched in 1946 with two hotplates, and one or two ovens

Ovens

Ovens is a small village and Roman Catholic parish adjacent to the town of Ballincollig, County Cork, Ireland. The 2006 Census indicates the population of the village is 1,703 an increase of 62.1% from the 2002 Census.- History :...

 and the ability to heat water. They improved upon existing designs by having easily adjustable oven temperatures (competitors were dependent upon the heat produced by the fire at their heart).