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Cost to Install a Freestanding Bathtub

A freestanding bathtub installation starts with a level, reinforced floor and planned locations for the drain and tub filler. The rough-in drain assembly, filler valve and water supply lines go in before the tub is dry-fitted, connected, leveled and secured. Plumbing placement and the tub’s filled weight make this a demanding bathroom project.

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Common reasons homeowners do this job

  • Replacing a worn or damaged bathtub
  • Upgrading a bathroom with a freestanding bathtub
  • Adding a freestanding bathtub during a bathroom remodel
  • Reworking a bathroom to create space for a freestanding bathtub

DIY or call a pro?

This is a legitimate DIY project, but it is a hard one. Consider professional help if you are uncomfortable installing the rough-in drain assembly and tub filler valve, connecting the drain and water supply lines, or leveling the tub feet and securing the tub to the floor. Before installation, confirm that the floor structure can support the significant weight of a filled soaking tub and verify that every plumbing connection is leak-free to prevent water damage. Check with your local building department whether this work needs a permit.

Frequently asked questions

Can I install a freestanding bathtub myself or should I hire someone?
A homeowner can take on this hard DIY installation when they can plan the drain and tub-filler rough-ins, connect the plumbing, and level and secure the tub. Consider hiring help if any of those steps are unfamiliar. Confirm first that the floor is reinforced for the filled tub and check every plumbing connection for leaks.
What makes freestanding bathtub installation cost more?
The price can rise with the job’s size, including the number of bathtub installations, along with labor time and materials. Haul-away or disposal of an old bathtub can also add to the work.
How much clear space should be around a freestanding bathtub?
Measure for at least 20 inches of clearance around the tub before planning the drain and tub filler locations. Confirming that space first helps ensure the tub can be positioned and connected as intended.
What should I check before buying a freestanding bathtub?
Check that the floor is level within 1/8 inch, has structural reinforcement for the filled tub, and has plumbing access for the drain and filler rough-ins. Measure the bathroom and plan those rough-in locations before selecting the tub.

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