One assumes you HAVE done a Google search for - say - "spinflo spares" or maybe "spinflo duo 75 spares"
Just a thought.
https://www.gas-spares.co.uk/Catalogue/COOKERS/SPINFLO/LPG-COOKERS/SPINFLO-DUO-75-SI-COOKER
Looks like you may be unlucky if support has been discontinued and no-one has any stock lying around. Keep searching. there's always hope on EBay
Acp, August 2017
