Using one weber one coat dash receiver onto external. Insulation k5 or other

[Michaelsmurff]

Hi.
Any advice.
Needing to insulate my. Own garage, will be insulated with k5 Kingspan ect.
Obviously using mesh before rendering.

Can I use a render product (weber) one Coat dash receiver onto that insulation.
Area is only 30sqm and trying to keep cost low. As I'm. Off work due to medical reasons.and self employment don't. Pay. Sick....
Will it. Work.or not. Anybody done it before...
Thanks.