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Create an accountJohn Guest
1950’s
By the late 1950’s he had already developed his first prototype hollow pressure die casting machine.
The 1980’s was a period of great expansion and of exciting developments.
In 2003, John Guest continued expanding its production capacity by opening a further moulding factory in Cornwall, UK. Further expansion saw the opening of sales offices in Korea, Czech Republic.
In 2012 JG Speedfit launched Layflat Polybutylene barrier pipe which offered greater flexibility making the Speedfit system even more easy to handle and worry free.
