Hot Wire Foam Factory Exterior Foam Coat, 25 lbs.

I troweled this onto a large outdoor planter and the rock-hard finish exceeded my expectations. The rough stone texture looks natural and has held up perfectly through a few rainstorms already.

I applied this with a brush, and the rough stone texture looks fantastic against the smooth house siding. We've already had a heavy rainstorm and didn't see any peeling or cracks. Just make sure you wear gloves—that rock-hard finish is not forgiving on skin.

I had to coat a foam pillar that gets full sun all day, and the rough stone finish actually looks intentional once it dried. It’s been through two rainstorms and still feels rock hard, no cracking at all. The only thing I’d warn about is that it’s not sandable, so make sure you’re happy with the tex