Thanks Pete. I'll probably opt for steel legs and just screw through the melamine into studs at ends. Will update. Cheers.

Thanks for the feedback Mitchell

Thanks @MitchellMc - can you direct me to the correct washers for this screw and also wall plugs for this screw. ASsuming there is leftovers I'd like ...

Thanks @MitchellMc - I only have a ryobi circular saw - 18 teeth and 36 teeth blades.

Thanks so much for the response @EricL - what should be the ideal height and depth/thickness of the french cleat timber?

Hello @eriktank - Can I ask how you positioned the unit whilst you drilled through (I assume) the back piece of the timber? I was thinking of using z ...