How Thick Should Concrete Be For A Hot Tub. we do slabs for hot tubs all the time. how thick should your concrete slab for hot tub be?
Diy Concrete Hot Tub Pad Spa pad ready for concrete pour resized - image credit : gallusedvirh.blogspot.com
Stake the string in place. Hot tub slabs are typically less than 10 feet by 10 feet, but your selection should be based on the size of your hot. Mark the spa area with paint or chalk.
Diy Concrete Hot Tub Pad Spa pad ready for concrete pour resized
A concrete base that is thick enough and cured can hold the weight of the hot tub without any. I'd frame it up with 2 x 6 to give you around 5.5 of concrete give or take and make sure. Here is what works for us. It's about 0.86 mpa and wikipedia says regular strength concrete is good for at.
