Travelers who visit Bartlesville, Oklahoma often compare short-term rentals to hotels in Bartlesville OK. One feature that consistently impresses guests is a sunken bathtub. Adding one to your rental bathroom creates a spa-like experience guests remember long after checkout.
A sunken tub sits below the floor level. This gives the bathroom a dramatic, luxurious appearance. Guests associate this feature with high-end resorts, not standard hotels in Bartlesville OK. That contrast works strongly in your favor as a property owner.
This guide walks you through every major step of the installation process. You will learn about planning, structural requirements, materials, and finishing touches. Use this information to make smart decisions before you break ground.

Why Sunken Tubs Beat Standard Tubs Near Hotels in Bartlesville OK
Standard drop-in tubs are common in most rentals. They function well but rarely excite guests. A sunken tub changes the entire mood of a bathroom. It signals luxury and intentional design from the moment guests walk through the door.
Guests who stay at hotels in Bartlesville OK expect clean, functional bathrooms. Short-term rental guests expect something more memorable. A sunken tub delivers that memorable moment. It encourages five-star reviews and repeat bookings throughout the year.
Rental properties near hotels in Bartlesville OK compete directly for the same travelers. A distinctive bathroom feature gives your listing a clear visual advantage. Listing photos of a sunken tub attract more clicks, more inquiries, and more confirmed stays.
Step One: Assess Your Bathroom’s Structural Capacity
Before you order any materials, hire a licensed structural engineer. A sunken tub requires lowering the floor. This means cutting into the subfloor and possibly the joists below. Not every bathroom can safely support this modification without reinforcement.
Your engineer will check the floor framing system. They will confirm whether your joists run in the right direction. They will also measure the available depth below the existing floor. This assessment protects you from expensive mistakes later in the project.
Ground-floor bathrooms are generally easier to modify. Upper-floor bathrooms require more complex structural work. Either way, always get an engineer’s approval before proceeding. Skip this step and you risk serious structural damage to the entire property.
Step Two: Choose the Right Tub for Your Space
Sunken tubs come in several shapes and materials. You can choose acrylic, fiberglass, cast iron, or stone resin. Each material has different weight, durability, and maintenance requirements. Consider how much wear your rental guests will put on the tub.
Acrylic tubs are lightweight and resist scratching. Cast iron tubs are extremely durable but very heavy. Stone resin tubs look stunning but require solid structural support. Choose a material that balances visual impact with long-term performance for rental use.
Measure your bathroom carefully before purchasing. The tub must fit within the recessed area you plan to create. Leave enough surrounding deck space for guests to step in and out safely. A ledge of at least 12 inches on all accessible sides works well.
Step Three: Plan the Excavation and Framing
Once you select your tub, your contractor can plan the excavation. They will mark the cut lines on the subfloor. Then they will carefully remove the flooring material and cut the subfloor. This process requires precision to avoid damaging plumbing or wiring below.
Your contractor will reframe the opening with new lumber. This creates a stable pocket for the tub to sit inside. They will also add blocking around the perimeter. This blocking supports the tub’s rim and the surrounding deck surface you will install later.
If plumbing lines run through the excavation area, a licensed plumber must reroute them. Never attempt to move plumbing without a licensed professional. Improper plumbing work causes leaks that lead to mold, water damage, and costly repairs down the road.

Step Four: Waterproof Everything Thoroughly
Waterproofing is the most critical step in a sunken tub installation. Water sits below the surrounding floor level in a recessed tub. Any gap or crack in the waterproofing membrane allows water to reach the framing. That moisture causes wood rot and structural failure over time.
Apply a liquid waterproofing membrane to all surfaces inside the recessed area. Cover the walls, the floor, and the ledge area surrounding the tub. Use a brush or roller to apply at least two full coats. Allow each coat to dry completely before applying the next one.
Pay special attention to corners and seams. These areas are the most vulnerable to water infiltration. Press waterproofing tape into all corners before applying the membrane. This extra layer provides a reliable barrier against moisture in the most vulnerable spots.
Step Five: Tile the Surround and Deck
Tile is the most popular finish for sunken tub surrounds. It looks clean, handles moisture well, and comes in thousands of styles. Large-format tiles create a seamless, modern appearance. Mosaic tiles work beautifully for the interior floor of the tub area.
Use a high-quality, flexible tile adhesive rated for wet areas. Set your tiles carefully and check for level frequently. Even small variations in tile height create trip hazards on the deck ledge. Guests stepping into the tub need a flat, stable surface to stand on.
Apply unsanded grout in tight joints and sanded grout in wider joints. Seal all grout lines after the grout cures completely. Reapply grout sealer every year to maintain a watertight surface. This regular maintenance step extends the life of your tile installation significantly.
Step Six: Install Fixtures and Lighting
Choose faucet fixtures that complement the style of your tub. Floor-mounted or deck-mounted faucets work well with sunken designs. Wall-mounted faucets also function effectively and keep the deck clutter-free. Select finishes that match the other hardware in your bathroom.
Lighting transforms a sunken tub from functional to extraordinary. Install recessed lighting directly above the tub area. Add LED strip lighting along the underside of the deck ledge for ambient glow. Guests staying near hotels in Bartlesville OK will immediately notice and appreciate this detail.
A dimmer switch gives guests full control over lighting intensity. This small addition costs very little but adds tremendous perceived value. Guests who book alternatives to hotels in Bartlesville OK often highlight mood lighting in their positive reviews. Install a dimmer and let guests set their own atmosphere.
Final Thoughts on Upgrading Your Rental Bathroom
A sunken bathtub is a significant investment. Costs typically range from $3,000 to $10,000 depending on materials and labor. However, this upgrade can meaningfully increase your nightly rate. Properties that compete with hotels in Bartlesville OK need features that justify premium pricing.
Guests who discover a property offering a sunken tub often choose it over standard hotels in Bartlesville OK. They pay more per night and stay longer because the experience feels special. That combination improves your revenue and your occupancy rate at the same time.
If you want to see what truly elevated short-term rentals look like, explore the best alternative to hotels in Bartlesville OK. Travelers who prioritize comfort and unique amenities consistently choose distinctive rentals over standard hotels in Bartlesville OK. A sunken tub could be the single feature that sets your property apart for years to come.