Choosing a Bathroom Cabinet: How to Compare Storage, Dimensions and Materials

A bathroom cabinet needs to store toiletries, towels and cleaning supplies neatly without making the room feel smaller. This is especially true in compact British bathrooms, where it’s not just about looks – the door swing, footprint, moisture protection and internal layout all affect how practical a cabinet will be in daily use.

Many buying decisions come unstuck due to three common pitfalls:

• Unclear dimensions: Product measurements are overlooked or judged only by width. A tall bathroom cabinet may be narrow, but it still needs sufficient height and a stable base.
• Confusing moisture-resistant with waterproof: MDF or engineered wood can be suitable for rooms with normal humidity levels. However, standing water and wet surfaces can still damage the material over time.
• Storage without a sensible layout: A large door doesn’t automatically mean good organisation. A lack of adjustable shelves or an awkward door hinge can make the cabinet difficult to use.

These criteria should be decided before you buy

1. Dimensions, door clearance and footprint

Don’t just measure the free wall width – also check the depth, height, skirting boards and the door’s swing radius. A narrow bathroom cabinet that’s 30 cm wide can work well in a small alcove, but it mustn’t clash with taps, washing machine doors or the shower access.

For an under-sink cabinet, the trap (siphon) is a key consideration. Check whether there’s a cut-out and if its dimensions match your existing basin. The floor should be level when you install it. Tall models must be secured against tipping over, following the assembly instructions.

2. Material and how it handles moisture

A bathroom cabinet lives in a damp environment, so the combination of material, surface finish and care instructions really matters. E1-grade MDF refers to the engineered wood used and its emission class, but it doesn’t guarantee that the furniture can withstand constant wetness.

With a bamboo bathroom cabinet, pay attention to the material breakdown: bamboo might be used for doors or legs, while shelves and the back panel could be MDF. Wipe away splashes promptly and avoid standing water. The term moisture-resistant bathroom cabinet should always be assessed alongside the manufacturer’s specific care guidelines.

3. Internal layout, weight capacity and assembly

Adjustable shelves make it easier to store bottles of different heights. Also look out for:

• Number and position of shelves: A tall bathroom cabinet with multiple levels makes efficient use of vertical space.
• Weight capacity: The maximum load should match how you plan to use it. Heavy supplies are best stored on the lower shelves.
• Door hinge: A reversible hinge (left or right) makes it easier to adapt the cabinet to your room layout.
• Assembly effort: Numbered parts and an illustrated guide help reduce mistakes during self-assembly.
• Clearance: Doors and drawers must be able to open fully without hitting walls or sanitaryware.

Our selection for different bathrooms

The models below cover a range of needs – from a compact unit for extra organisation to a tall cabinet that makes the most of vertical space.

Best for: Budget-conscious beginners

5five Bamboo Bathroom Cabinet Unit - 45 cm, Modular with Door

Why this product fits the profile: At 45 cm long, 36.7 cm wide and 70 cm high, this modular unit provides extra storage in smaller bathrooms. It can be placed on bamboo legs or connected vertically with other modules.

How this product avoids the pitfall

The specifications mention two shelves, two drawers and one door. The door hinge can be fitted on the left or right, giving you more flexibility when planning your layout.

Main benefit & strengths

Modular design, FSC certification, one-person assembly in around 30 minutes according to product data; maximum load 30 kg.

Best for: Shoppers with high quality expectations

SoBuy Bathroom Tall Cabinet – Narrow Bathroom Cabinet with Adjustable Shelves

Why this product fits the profile: At 30 cm wide and 170 cm high, this tall cabinet makes use of wall height when floor space is limited. Two doors and an open shelf separate visible and concealed storage.

How this product avoids the pitfall

According to the product description, the two shelves can be positioned at three different heights. This means the interior can be adapted to fit towels or toiletries of various sizes.

Main benefit & strengths

Clean white design, MDF (E1) material, stated load capacity of 35 kg, plus assembly accessories and instructions included.

Best for: Specialist uses & heavy users

EUGAD Under-Sink Bathroom Cabinet with Two Doors

Why this product fits the profile: Measuring 60 × 60 × 30 cm, this model is designed for the space under your basin. The trap cut-out of 10 × 22.5 cm must be checked against your own plumbing before buying.

How this product avoids the pitfall

The removable and adjustable shelf prevents a rigid internal layout. Magnetic catches and metal fittings are explicitly listed in the product specifications.

Main benefit & strengths

Bamboo and E1 MDF, two doors, removable shelf and numbered parts with an illustrated assembly guide. The manufacturer advises protecting it from standing water.

Care and assembly for longer-lasting use

Even a bathroom cabinet described as moisture-resistant needs proper care:

1. Place the cabinet on a level surface and follow the assembly instructions.
2. Secure tall models according to the safety guidelines provided.
3. Wipe away water, shampoo or cleaning product residue immediately.
4. Ventilate the bathroom regularly, especially after showering.
5. Load shelves evenly and do not exceed the stated maximum weight.
6. After assembly, check that doors are hanging straight and hinges are tight.

With MDF, avoid standing the cabinet in water or exposing it to persistently high humidity. Bamboo surfaces can be cleaned with a slightly damp cloth; harsh or abrasive cleaners are usually unnecessary.

Frequently asked questions about bathroom cabinets

Which type of cabinet is best for a small bathroom?

A narrow bathroom cabinet or tall bathroom cabinet makes use of height and takes up little floor space. However, before buying, check the height, anti-tip fittings, door swing radius and the actual depth. For the area under your basin, a suitable under-sink cabinet with a trap cut-out is more practical.

How long does an MDF or bamboo bathroom cabinet last?

It’s not possible to give a reliable general lifespan. It depends on the build quality, how it’s loaded, ventilation and how it’s treated around water. Keeping surfaces dry, loading evenly and assembling it correctly can all help extend its life. Manufacturer information on materials, weight capacity and care should be your main guide.

Are bathroom cabinets with adjustable shelves a good idea?

Yes, if you need to store bottles, towels and smaller bathroom items of different heights. Adjustable or removable shelves allow for more flexible organisation than a fixed internal layout. Also check how many positions are available and what weight each shelf can support.