The tub matters less than the transfer

What is wheelchair accessible tub installation?

A wheelchair-accessible tub is a walk-in tub built with a wider door opening, an outward-swinging door and a seat positioned for a lateral transfer - the bather moves sideways from the chair onto the seat rather than stepping in. Whether it works comes down to three measurements taken in your own bathroom: the height of the tub seat against the height of your chair's seat, the clear width of the door opening against your body, and whether there is floor space beside the tub to park the chair square to the seat.

Signs you need wheelchair accessible tub installation

• The person transfers laterally - from chair to bed, chair to toilet - and can do it either independently or with one person assisting
• Bathing currently happens at the sink or with a bed bath, and everyone considers that a compromise
• Immersion in warm water is specifically wanted, not just cleanliness - for comfort, for warmth, or because it noticeably helps
• A standard walk-in tub has already been ruled out because the door opening is too narrow or the seat is at the wrong height
• A carer is currently lifting rather than assisting a transfer, which has a limited number of safe years in it
• A roll-in shower already exists or has been considered, and the household wants a bath as well as, not instead of

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How wheelchair accessible tub installation actually works

1. 1

   Measure the chair first, before anyone looks at tubs

   Seat height from the floor with the cushion in place, overall chair width, and how far the person can bridge sideways with or without a transfer board. These numbers are the specification. Write them down before you speak to a single dealer.

   Watch forBeing shown models before your numbers are on the table. A dealer who has not asked the seat height of your chair is selling a tub, not solving a transfer.

2. 2

   Match seat height to chair height

   A lateral transfer is easiest when the two surfaces are close to level, and a downhill transfer is generally easier than an uphill one. If the tub seat sits well below the chair, getting in may be manageable and getting out may not be - and getting out is the direction that matters.

   Watch forAny conversation about seat height that happens only in terms of comfort. Ask the dealer for the seat height above finished floor for the specific model, and compare it to your measurement.

3. 3

   Check the door aperture and the swing

   The clear opening when the door is fully open, not the door leaf size, is what the person has to pass through. Outward-swinging doors give a much cleaner transfer path, but they need space in the room and they cannot open into where the chair is parked.

   Watch forAn inward-swinging door on a wheelchair transfer. It reduces the usable opening, it obstructs the path, and in an emergency an inward door cannot be opened against water. Ask specifically which way it swings.

4. 4

   Establish where the chair parks

   There has to be clear floor beside the tub, square to the seat, with the chair's footplates and armrests out of the way. In a small bathroom this is often the constraint that decides the answer, and it is decided by the room, not by the tub.

   Watch forA layout drawn without the chair on it. Ask for a plan with the chair in its transfer position, and check the bathroom door and the toilet do not sit in that space.

5. 5

   Grab bars, transfer boards and the assistance plan

   Bars need solid blocking installed in the wall while it is open, positioned for this person's reach and grip. If a transfer board or a ceiling track hoist is or may become part of the routine, that has to be designed in now.

   Watch forBars fixed to tile with anchors. Load ratings and fixing requirements are set by the bar manufacturer and by code - insist on blocking and on installation to the manufacturer's instructions, and keep the paperwork.

6. 6

   Floor structure, plumbing and hot water

   These tubs are large and hold a great deal of water; the floor has to carry the loaded weight and the water heater has to fill it hot in one go. Drain speed matters more here than on any other version of this product, because a slower transfer means longer sitting in cooling water.

   Watch forHot water capacity treated as a footnote. If the tub cannot be filled hot in one go, the person is transferring into a lukewarm bath, and the whole project has failed quietly.

7. 7

   Trial the transfer before you accept the job

   The person, their own chair, the actual tub. Transfer in, sit, reach the door latch and the drain control from seated, transfer out. Ideally with whoever normally assists, in the position they normally assist from.

   Watch forA handover done as a walkthrough of features. If the transfer has not been performed, nothing has been proven - and an occupational therapist watching that trial is worth more than any warranty.

What does wheelchair accessible tub installation cost?

Wheelchair-accessible models sit at the upper end of the walk-in tub range, commonly $8,000 to $25,000 installed, because the wider door and outward hardware cost more and the bathroom more often needs plumbing, floor or layout work to make the transfer space exist.

See the full wheelchair accessible tub installation cost guide - by material, size and region →

If the number is the problem, here are the ways people pay for it →