1800mm Baths

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Shop 1800mm Baths at Bathroom Mountain — if you have the space and want a bath that delivers a genuinely luxurious, full-length soak, an 1800mm bath is simply in a class of its own.

An 1800mm bath is the largest standard bath size available, purpose built for larger bathrooms, master en-suites, and anyone who refuses to compromise on bathing comfort. At 1800mm long and available in 700mm and 800mm widths, there is genuine room to stretch out, unwind, and enjoy a proper full-length soak every single time. Crafted from high quality acrylic in crisp white gloss and matt finishes, our 1800mm baths are available in modern and traditional styles, round and square profiles, as single ended, double ended, and shower bath designs — all built for durability, excellent heat retention, and easy day-to-day maintenance.

As a leading bathroom retailer in the UK, Bathroom Mountain is rated Excellent on Trustpilot with all year round low prices and a Price Match Promise on every order. Our expert team is always on hand to help you choose, with free next day delivery available to bring your new 1800mm bath straight to your door.

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Bath Accessories

Are 1800mm Baths Comfortable For Full-Length Soaking?

An 1800mm bath feels comfortable for a proper full-length soak because there is enough space to stretch out without adjusting position. The extra length makes a noticeable difference when lying flat and relaxing.

Do You Need A Large Bathroom For An 1800mm Bath?

An 1800mm bath needs enough surrounding space to move around it comfortably. The bath itself fits along a standard wall, but the room should still feel open with space for walking and other fixtures.

Is An 1800mm Bath Suitable For Taller Users?

An 1800mm bath suits taller users because the extra length allows a more natural position without bending the legs. That added space is where the comfort really comes from.

What Width Feels Right With An 1800mm Bath?

An 800mm width feels right with an 1800mm bath because it gives enough shoulder and arm space. The extra width makes the bath feel more open rather than narrow.

Can An 1800mm Bath Be Used By Two People?

An 1800mm bath works well for two people when the design is double-ended. The extra internal space makes it easier to sit comfortably without feeling restricted.

Can You Use A Shower Over An 1800mm Bath?

An 1800mm bath works well with a shower when paired with a proper screen. The longer base gives a more stable standing area, which makes everyday showering feel easier.

Does An 1800mm Bath Use More Water?

An 1800mm bath holds more water because of the larger internal space. The deeper and wider the bath, the more water it takes to fill to a comfortable level.

Do 1800mm Baths Fit Standard Bathroom Layouts?

An 1800mm bath fits standard wall layouts but needs more overall room to feel balanced. The surrounding space matters just as much as the bath size itself.

How To Choose The Best 1800mm Bath For Your Bathroom?

To choose the best 1800mm bath, check the available space, internal width, depth, layout flow, and how the bath will be used. Focus on comfort and making sure the room still feels easy to move around.