Company Heritage
For over seventy five years, throughout the world, British Rototherm
equipment has been installed wherever reliability and long lasting
performance is demanded.
Over 170 years of manufacturing experience
With over 170 years of pressure gauge manufacturing experience, the Sydney Smith Dennis (SSD) range of pressure gauges has been an important addition to the Rototherm range.
With the acquisition of SSD in 1998, Rototherm is now able to offer one of the most comprehensive pressure gauge ranges in the world.
British Rototherm original factory in Merton Abbey, London. Circa 1935
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British Rototherm
Heritage Time Line
1847
Designed & manufactured world’s 1st steam pressure gauge for the famous George Stephenson
1924
Invented the bi-metallic thermometer
1934
British Rototherm established in London
1969
Moved into 6,000 sq.m facility in South Wales
1985 - 2006
Acquisitions:
• Negretti & Zambra (partial
product line)
• Kent Industrial
Measurements
(partial product line)
• Bentley Instruments
(specialist distributor in
Ireland)
• Sydney Smith Dennis (leader
in pressure measurement))
• Thermocouple Instruments
& RTD Products (leader in
temperature & flow)
2010
Acquired by Conger Investments Ltd