innova stone sheet is an ideal substrate for the application of Hoobler Stone. Click on the link for product information.
https://bgcinnovadesign.com.au/facades-linings/innova/stonesheet/
Easy Lap is a lightweight but durable substrate for the application of Hoobler Stone. See the link below for information.
https://www3.jameshardie.com.au/products/external-cladding/easylap-panel/