Palladium House
Street view of the building
Former names	Ideal House
General information
Location	Corner of Great Marlborough Street and Argyll Street
Town or city	London
Country	United Kingdom
Coordinates	51°30′50″N 0°08′24″W / 51.514°N 0.140°W / 51.514; -0.140
Completed	1929
Height
Architectural	Art Deco
Technical details
Floor count	7
Design and construction
Architect(s)	Raymond Hood, Gordon Jeeves

Palladium House, formerly known as Ideal House, is a grade II listed Art Deco office building located on the corner of Great Marlborough Street and Argyll Street in London.

History and description

The building was designed in by architects Raymond Hood and Gordon Jeeves in the art deco style as the London headquarters of the National Radiator Company (European subsidiary of the American Radiator Company). Its design was a scaled down version of the American Radiator Building, New York.^[1]

Built 1928–9, the building is a seven-storey office block, with black granite facing decorated with an inlaid champlevé design with Egyptian influences. The building was extended in 1935.^[1]

In 1981, it was declared a Grade II Listed Building.^[1]