Choosing the right bath seat or swivel bath chair starts with one crucial step: measuring your bath correctly. An incorrect fit can lead to instability, discomfort, or unsafe use.
This guide walks you through exactly how to measure your bath, what measurements matter most, and common mistakes to avoid.
What You’ll Need
✔ A tape measure
✔ A pen and paper
✔ Access to the bath edges
Step 1: Measure the Internal Bath Width
Measure the inside width of the bath, from one inner edge to the other.
This ensures the seat fits comfortably inside the bath without forcing it.
Step 2: Measure the External Bath Width
Measure the outer edges of the bath, where a bath seat or swivel chair will rest.
This is one of the most important measurements for swivel bath chairs, which sit across the bath.
Step 3: Check the Clamp Adjustment Range
Swivel bath chairs use adjustable clamps to secure onto the bath.
For example, the Swivel Bath Chair from Bettacare Mobility fits bath widths within a specific adjustable range.
👉 View product specs here:
https://bettacaremobility.com.au/products/bath-chair-swivel
Always ensure your bath width falls within the listed range.
Step 4: Consider Bath Shape
Some baths have:
- Curved edges
- Raised lips
- Non-standard designs
These may affect how securely a bath chair sits. If your bath isn’t a standard shape, choosing an adjustable swivel chair is often safer.
Step 5: Check Weight Capacity
Always confirm:
- Maximum user weight
- Product weight rating
This ensures long-term safety and stability.
Example Measurement
If your bath measures:
- 55 cm across the outer edges
- And the swivel bath chair adjusts between 47–59 cm
✅ The chair will fit securely.
Common Measurement Mistakes
❌ Measuring only the inside of the bath
❌ Ignoring clamp adjustment ranges
❌ Forgetting to check weight capacity
Conclusion
Correct measurements make all the difference when choosing bath aids. Taking a few minutes to measure properly helps ensure safety, comfort, and confidence during bathing.
👉 See our Swivel Bath Chair and full specifications here:
https://bettacaremobility.com.au/products/bath-chair-swivel