§ Mr. WattsTo ask the Deputy Prime Minister what plans he has for encouraging the use of double and triple glazed windows to improve energy conservation in(a) homes and (b) commercial buildings. [101117]
§ Mr. LeslieAmendments to the building regulations that became effective in April 2002 included setting window energy performance standards for all buildings that in most cases can only be met by triple glazing and the better types of double glazing. They also included application to replacement windows as well as to new construction. The Energy White Paper indicates our intention of aiming to bring into effect a further major revision in 2005.