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The Storage Fit Guide

Measured from listed dimensions

Best bathroom storage UK

Bathroom storage goes wrong when the shelf overhangs the door arc, the adhesive strip fails on steamy tiles, or the tower unit is 3cm too wide for the alcove. This guide compares options by actual dimensions so you can check the fit before you order.

See renter-friendly options

Compare your options

Showing 5 of 5 options
29w × 12d × 12h cm
BathroomadhesiveNo drill

Best for: smooth bathroom tile

Price: Mid-range

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42.5w × 10.8d × 60.9h cm
Bathroomover doorNo drill

Best for: rented bathrooms

Price: Mid-range

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44w × 15d × 73h cm
Bathroomover doorNo drill

Best for: multiple towels or robes

Price: Budget

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22.9w × 22.9d × 220h cm
BathroomtensionNo drill

Best for: shower corners without tiles suitable for adhesive

Price: Mid-range

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120w × 20d × 30h cm
BathroomtensionNo drill

Best for: shower alcoves or recesses

Price: Mid-range

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Filter
5 of 5 shown
Top pick
29w × 12d × 12h cmadhesive

Command Bath clear frosted shower caddy

Command

Mid-rangeNo-drillRenter-friendly

Best fit for

  • smooth bathroom tile
  • shower bottles
  • rented bathrooms without drilling

Avoid if

  • painted, textured or damp surfaces
  • you need storage for oversized pump bottles

Price band: Mid-range

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Dimensions last checked: 2026-05-29 · Listing source

Top pick
42.5w × 10.8d × 60.9h cmover door

mDesign over-door bathroom towel rail with hooks

mDesign

Mid-rangeNo-drillRenter-friendly

Best fit for

  • rented bathrooms
  • hanging towels without drilling
  • doors up to 5cm thick

Avoid if

  • your door has more than 5cm clearance at the top
  • you need a heated rail

Price band: Mid-range

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Dimensions last checked: 2026-05-29 · Listing source

Budget pick
44w × 15d × 73h cmover door

4-tier over-door towel rack

GEEZY

BudgetNo-drillRenter-friendly

Best fit for

  • multiple towels or robes
  • no-drill bathroom doors
  • doors up to 4cm thick

Avoid if

  • hollow or weak doors
  • you need more than 44cm width

Dimensions last checked: 2026-05-29 · Listing source

Runner-up
22.9w × 22.9d × 220h cmtension

mDesign tension pole corner shower caddy

mDesign

Mid-rangeNo-drillRenter-friendly

Best fit for

  • shower corners without tiles suitable for adhesive
  • renters who need multiple shelves
  • ceilings 150–290cm high

Avoid if

  • ceilings below 150cm or above 290cm
  • uneven floor or ceiling surfaces

Price band: Mid-range

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Dimensions last checked: 2026-05-29 · Listing source

Best for renters
120w × 20d × 30h cmtension

Zenna Home horizontal tension shower organiser with 2 baskets

Zenna Home

Mid-rangeNo-drillRenter-friendly

Best fit for

  • shower alcoves or recesses
  • spanning between two walls without drilling
  • multiple bottles and accessories

Avoid if

  • shower spaces under 66cm or over 193cm wide
  • curved or tiled surfaces the pole can't grip

Price band: Mid-range

Check current price on Amazon

Dimensions last checked: 2026-05-29 · Listing source

Over-door and adhesive options

No-drill hooks and over-door racks work well in rented bathrooms. Check the door thickness and whether the frame has clearance for an over-door bar before ordering.

Slim tower units

A 20–25cm wide tower unit fits between a toilet and a wall in most bathrooms. Measure the gap at the narrowest point, usually at skirting board height, before choosing a freestanding unit.

Load and steam tolerance

Adhesive shelves rated for kitchens often fail in high-steam bathrooms. Check the manufacturer's stated environment. For heavier towels or toiletries, consider a tension or screw-fix shelf.

FAQ

How much space do I need beside the toilet for a storage unit?

Most slim bathroom towers are 20–25cm wide. Measure the gap at its narrowest point — often at skirting board height or where the toilet bowl protrudes — rather than at head height where there appears to be more room.

Are adhesive shelves safe in a steamy bathroom?

Many adhesive strips are rated for kitchens but not for steam-heavy bathrooms. Check the product's stated temperature and humidity range. For a shower alcove or directly above a bath, consider a tension shelf or a screw-fix option instead.

What is the best storage for a rented bathroom?

Over-door hooks, tension shelves and freestanding towers leave no marks and are easy to remove. Adhesive strips can also work on smooth tiles if you use a damage-free rated product, but check with your landlord before any fixing.

How do I stop a bathroom cabinet door hitting the sink?

Check the swing arc of any mirrored or wall cabinet door before fitting. Measure the distance from the cabinet face to the nearest obstacle — usually the sink edge or basin tap — and make sure it is greater than the door depth plus a 2–3cm margin.

Last updated: 29 May 2026