Getting the Concrete Pad Thickness for a Hot Tub Right

Figuring out the ideal concrete pad thickness for hot tub placement is one of those tasks that feels a bit tedious, but getting it wrong is a mistake you'll definitely regret once that water starts filling up. When you look at an empty hot tub, it doesn't seem all that intimidating. It's basically a big plastic shell. But the moment you add hundreds of gallons of water and a few of your heaviest friends, you're looking at a total weight that can easily rival a full-size SUV. If your concrete isn't up to the task, it's going to crack, sink, or tilt, and none of those scenarios end well for your wallet or your spa. ...

May 6, 2026 · 7 min · Vendruscolo Remnant