Evening all - I looked around for some light fibreglass cloth to use as an interleave in the aluminium laminate. Came to the conclusion to use glass veil as its cheaper then cloth. Plus I had to find a company that did mail order as I generally use queensland suppliers and they are now difficult to got to...

https://trojanfibreglass.com.au/product/surface-tissue/
https://trojanfibreglass.com.au/prod...loth-685-mm-2/
https://trojanfibreglass.com.au/prod...cloth-1000-mm/

Start designing again.... Peter