No. Foundation specifications vary wildly from one builder to the next. Immediately after installation it's often impossible to visually tell the difference. That's why many builders cut corners on their foundations. If someone’s price seems too good to be true odds are their foundations are subpar. We have over 20 years in the foundation business and leverage that experience to only install Top Quality foundations to above minimum specification. Our buildings come standard with a 5" 3000psi high strength concrete slab, with a glassy smooth hard trowel finish that’s easy to clean and oil resistant. Also included is a heavy 6mil vapor barriers to protect your slb from sweating, 1.5” water stop ledges all the way around and 24” exterior footings larger foundations also include interior footings.