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JEGS Performance Auto Parts - Holley - Billet Specialties - Edelbrock - MSD - Moroso - Mr Gasket product no 893-16850 or similar supplier, there is a product by COOL IT (thermotec), it is made from Kevlar with a Mylar finish which withstands up to 3000 deg f radiant and 1100 deg f direct contact comes in a 26" by 40" sheet for US $90. I would assume someone in AUS would stock it.