Therefore you ll want to keep that floor in peak condition.
Floor under bath tub.
The in floor design gives tubs a more luxurious and stylish appeal than traditional tubs have.
The floor under your bathtub is the main element in supporting the tub.
Keep in mind this is all done before the walls roof are done so the hole also allows for some changes to the where the tub sits.
So yes this is normal.
All the plumbing is done under the concrete and in tub areas they keep a area to allow for the p trap.
By choosing the right material from the start your bathroom will stand a better chance of withstanding long term damage.
The most common reasons to replace this floor are that it can no longer support your bathtub and the wood has become rotten.
All in floor bathtubs feature overflow systems that also can be integrated into the bathroom design very well.
The floor framing for bathtubs requires special attention.
Flooring repairs can be intimidating but the subfloor under the tub generally consists of.
Excess moisture in the subfloor is a common reason for early replacement of bathroom flooring but it can be prevented by choosing the right material from the beginning.
Bathroom floors are notorious for suffering water damage and the area under the bathtub is no exception.
Such design makes tubes easy to get in and out because there is no need to climb over and out of the standard tub.
If your house floor is concrete then yes this is normal.