Grace's Guide

British Industrial History

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 148,110 pages of information and 233,634 images on early companies, their products and the people who designed and built them.

Powell Duffryn Heating

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November 1961.
February 1962.
August 1962.
October 1963. Tayco boiler.

Subsidiary of Powell Duffryn

1961 Powell Duffryn's various heating and air conditioning businesses brought together in this company, including Hurseal and Gulf radiators, boilers using solid fuel, oil or gas by Janitor Boilers, and Dravo space heaters[1]

1967 Merged with International Boilers and Radiators in a company that was jointly owned with Booker Group[2], called International Janitor.

1970 Powell Duffryn sold its half share in International Janitor[3]

See Also


Sources of Information

  1. The Times, Sep 21, 1961
  2. The Times, Sep 07, 1967
  3. The Times, Aug 06, 1970