Do walk-in tub doors swing in or out, and which leaks less?

Ella's Bubbles makes both. The stainless steel U-shape door, the acrylic S-shape door and the Ultra door swing inward into the tub, while the composite U-shape door and the aluminum L-shape door swing outward into the room, and because every model belongs to one door family, you choose the swing by choosing the tub. Neither style leaks on a tub that is level and correctly installed, because both close against a soft silicone gasket and the seal is confirmed with a 20 minute fill at installation; as Do walk-in bathtubs leak around the door or anywhere else? explains, water at a door almost always traces to leveling or residue rather than to swing direction. This page compares how each style seals, what each asks of your bathroom, and what to check first when water appears.

Which Ella Doors Swing Which Way

What the table means for your bathroom: an inward door needs no floor space in front of the tub, so it suits a small bathroom or a toilet set close to the tub, but the bather steps in, stands, and closes the door past the knees, so some room inside the tub is needed. An outward door creates more room inside the tub and a wide, low step-in, but it needs its clearance in the room. The L-shape door has the widest opening, accommodates wheelchair users, and clears a toilet up to about 21 inches tall. The video on this page shows all three styles and the mechanical locking system on the outward doors.

How an Inward Door Seals

An inward-swing door closes against the silicone gasket from inside the tub. As the tub fills, the weight of the water presses the door tighter into that seal, so the seal improves as the water rises. That is also why an inward door will not open until the tub has drained. The stainless steel and Ultra doors lift out for cleaning, and the chrome locking handle sits inside the tub. There is no gear mechanism to adjust; the door, the gasket and a level frame do the work.

How an Outward Door Seals

An outward-swing door cannot rely on water pressure, so it is pulled tight by a gear and shaft lock: three latches on the composite U-shape door and two on the aluminum L-shape door. When you turn the handle, the latches draw the door evenly into the frame so the silicone compresses the same amount all the way around. The handle must be fitted the right way for this to work: it faces away from the hinges when unlocked and toward the hinges when locked, and a handle fitted the other way will not pull the door tight to the seal. If the handle is loose or has come off its latch mechanism, What Do I Do If My Walk-In Tub Door Handle Broke Off? shows how to reseat and tighten it before assuming the seal has failed.

So Which Leaks Less?

Neither. Both styles close against the same kind of soft silicone gasket, and on a level tub the result is a watertight seal either way. Your installer confirms that seal with a 20 minute fill as part of the warranty activation checklist. When water appears later in the tub's life, the gasket is rarely the cause, and the swing direction never is. Check these first, in order:

1. Leveling. Every leveling leg must touch the floor and carry equal weight. A leg that has lost contact lets the frame warp, and the door no longer meets the seal evenly. This is corrected at the legs, not with a new gasket.
2. Residue or debris on the gasket or the door frame, which holds the door off the seal. Clean both with a common household cleaner or a soft cloth and rubbing alcohol.
3. A new seal that arrived stuck or slightly flattened from shipping. Squeeze it with your fingertips and pull it away from the door frame to restore its shape, then wipe it.
4. Other sources that look like a door leak: a screw or hinge bolt that needs resealing, a plumbing union under the deck, or spray from the hand shower.

The frame matters as much as the door. Ella's frame is made entirely of stainless steel, and the video in the door leak article contrasts it with a steel square-tube frame and with a hardware-store tub that ships with torsion bars so the installer can change the size of the door opening to adjust leaks out. Never lean on the door or use it as a handhold, whichever way it swings.

Caring for Either Door

The maintenance video on this page applies to both families. Keep the seal and the door frame clean on a regular basis with a common household cleaner, because residue and debris left in either place lead to leaks. If a gasket becomes loose or damaged and has to be removed, secure it on refitting with a thin bead of silicone in the gasket channel, let the silicone set for 20 minutes before reinserting the gasket, and wait 24 hours for it to dry. On inward doors you can roll the gasket away from the frame and run a bead down the corner where the gasket meets the frame. Leave the door open or unlocked whenever the tub is not in use, which prevents unnecessary compression of the gasket and extends its flexibility and life. Every door video, grouped by family from routine care to replacement, is collected in Every Ella Door Video in One Place.

Planning the Swing Before You Order

Doors are not interchangeable, so an outward door means choosing a different model rather than adding an option. The Royal, Elite, Petite, Deluxe, Ultimate, Ultra, Companion, Escape and LayDown are inward only, and the Standard, Zen and Flow are inward only with the acrylic S-shape door. The Monaco is the Royal's outward counterpart at the same size, the Tub4Two is the outward two-seater, and the Transfer family is outward only. If the clear floor in front of the tub is under 21 inches, an inward-swing model is the safer fit; a U-shape door that begins 28 3/4 inches from the wall, as on the Lounger, may still clear a nearby toilet, and the L-shape door needs about 36.5 inches. The door side itself, left or right, is settled with your installer before the tub is built, as explained in Should My Walk-In Tub Door Be on the Left or Right Side?.

Watch: Walk-in Tubs With Stylish, High Quality Doors for Easy Access | Ella's Bubbles with chapters and a full transcript.

Related Guides

• Which Door Does My Ella Tub Have? S-Shape, U-Shape, L-Shape, and Stainless Steel Doors by Model
• Door seal or gasket looks worn, loose, or leaks: care, repair, and replacement
• Adjusting the Door Handle Lock Nut, and Why the Hinges Are Not the Fix for a Door That Is Hard to Close

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