Baths with Thin Rims and Thin Edges
Baths with thin rims have a slimmer top edge that creates a cleaner, more contemporary appearance. The reduced rim can also make the internal bathing area feel more generous without increasing the bath’s overall footprint.
Explore Baths with Slim, Refined Edges
Browse the baths below and compare their size, shape, rim design and installation options to find the most suitable choice for your bathroom.
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1700mm Single Ended Baths, Baths, Single Ended Baths, Square Single Ended Baths
Kartell Refine Single End 1700mm x 750mm Thin Edge Bathtub
Original price was: £697.00.£346.49Current price is: £346.49. -
1700mm Single Ended Baths, Baths, Single Ended Baths, Square Single Ended Baths
Kartell Refine Single End 1700mm x 700mm Thin Edge Bathtub
Original price was: £557.00.£290.99Current price is: £290.99. -
1600mm Single Ended Baths, Baths, Single Ended Baths, Square Single Ended Baths
Kartell Refine Single End 1600mm x 700mm Thin Edge Bathtub
Original price was: £557.00.£290.99Current price is: £290.99.
What Makes a Thin-Rim Bath Different?
A thin-rim bath has a narrower ledge around the upper edge than a conventional bath. The difference is most noticeable when the bath is viewed from above or beside a tiled wall, where the reduced edge creates a more precise, streamlined finish.
The exact rim width varies between manufacturers and models, so the product drawing is the best place to confirm how slim the edge actually is.
Does a Thin Edge Affect Strength?
A slim-looking edge does not automatically mean the bath is weak. The overall construction, material thickness, base support and frame are more important than the visible rim alone.
Check whether the bath is standard acrylic, reinforced acrylic or another material, and follow the manufacturer’s installation instructions for the frame and supports.
Tap Options for Thin-Rim Baths
Tap planning is especially important because a narrow bath edge may not provide enough flat space for standard bath taps. The right solution depends on the bath design, the position of the waste and the available wall or deck space.
Bath-mounted taps
Only suitable where the manufacturer provides a wide enough drilling area and allows taps to be fitted to the rim.Wall-mounted taps
A useful option where the bath edge is too narrow, provided the wall construction and pipework are suitable.Overflow bath fillers
These fill the bath through the overflow and can preserve the clean appearance of a slim edge.Bath Screens and Shower Use
Where a thin-rim bath will also be used for showering, check how the bath screen is fixed and sealed. The screen profile needs a secure mounting point, and the lower seal must sit correctly against the rim.
- Confirm the screen position before choosing the tap location.
- Check the rim is level so the screen seal can make consistent contact.
- Allow for movement if the screen folds or swings over the bath.
Panels, Tiling and the Finished Look
A slim bath edge often looks best when the surrounding finish is kept equally clean. The bath panel, tiled wall and silicone joint should meet the bath neatly without hiding the narrow profile.
Check the recommended finished height and panel compatibility before installation, particularly where the bath has a shaped side or a manufacturer-specific panel.
Installation Details Worth Checking
- Bath frame and feet: confirm what is supplied and how the bath must be supported.
- Waste access: make sure the trap and connections can be reached after installation.
- Finished height: check how the bath height works with panels, tiles and nearby furniture.
- Wall preparation: confirm whether taps, fillers or concealed pipework need to be installed before tiling.
- Sealing method: follow the manufacturer’s guidance for wall joints, screen seals and panel edges.
- Delivery access: check that the bath can be carried through doors, halls and stairways without damage.
Cleaning a Thin-Rim Bath
The reduced ledge can mean there is less horizontal surface for water and toiletries to collect on. Clean the rim with a non-abrasive bathroom cleaner and a soft cloth, following the care instructions for the bath material.
Avoid using the narrow edge as a storage shelf if bottles or accessories could fall into the bath or damage the finish.
Measurements to Confirm
Record the available length and width, but also check the internal base size, overall height, waste position and rim dimensions. Two baths with the same external measurements can provide noticeably different internal space.
Technical drawings are particularly useful for checking slopes, curves and clearances that are difficult to judge from product photographs.

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