After using Earl’s wood hardener will exterior timber Polyfilla (on hand) be ok?

[Jason]

Welcome to the Bunnings Workshop community @3626. We're pleased to have you join us. 

Can you please give us a little more information about your project and what you are trying to do? Our members and resident Bunnings D.I.Y. experts will be very happy to assist. 

Many thanks,

Jason

[EricL]

Hello @3626 

Would it also be possible for you to post a few pictures of what you're trying to fill? This will give our members a better idea of its condition. We can then make recommendations on what product to use to fill the damage.

Eric