HC Deb 26 June 1979 vol 969 c107W
Mr. Austin Mitchell

asked the Secretary of State for the Home Department how many of Her Majesty's prisons are heated by oil-fired central heating, how many are coal fired and how many by electricity and gas.

Mr. Brittan

Of the 118 prison department establishments in England and Wales, the central heating is oil-fired in 89, coal-fired in 18 and gas-fired in 11.