What's the Right IP Rating for a Bathroom Wall Light? A Complete Guide

There's another article on this site covering light built into a mirror, frontlit and backlit designs specifically. This one covers something different: standalone bathroom wall lights and sconces, whether mounted either side of a plain mirror or lighting the bathroom more generally. Together, the two cover the full bathroom wall lighting picture.

Bathroom wall lighting really comes down to two separate decisions that get confused with each other. One is a safety question: what IP rating do you actually need, and where. The other is a design question: what style and placement suits the room. The safety question is non-negotiable, but it's also genuinely simple once explained properly, and getting it settled quickly frees you up to make the style decision with confidence rather than second-guessing every option.

Bathroom lighting zones, explained simply

Bathrooms are divided into zones based on how close a fitting sits to water, and each zone has its own minimum IP rating.

Zone 0 is inside the bath or shower itself, and needs a fully submersible-rated fitting. This isn't typically relevant to wall lights, since nothing gets wall-mounted inside the tub or shower enclosure.

Zone 1 runs directly above the bath or shower up to about 2.25m in height. Anything here needs at least IP44, and ideally IP65 if there's a real risk of direct spray reaching it.

Zone 2 extends roughly 0.6m beyond the edge of the bath or shower, and also covers the area around any basin. IP44 is the minimum here too.

Outside the zones, in the rest of the bathroom away from water sources, a standard indoor-rated fitting is generally fine. That said, IP44 remains a sensible minimum for any bathroom wall light regardless of zone, simply because bathrooms get steamy and humid even well away from the bath or shower itself.

The practical takeaway: the further a wall light sits from the bath, shower, or basin, the lower the rating can safely be. But in a smaller bathroom, every wall can effectively sit within one zone or another, so when in doubt, specifying IP44 as the default for any bathroom wall light is the simplest way to stay safely covered without overthinking it room by room.

Flanking a mirror: the classic sconce placement

Two wall lights mounted either side of a mirror, at roughly eye level around 1.5–1.6m from the floor, is the classic setup sometimes called Hollywood-style lighting. It solves a problem a single overhead downlight can't: light coming from the side rather than straight down avoids the harsh shadows under the eyes and chin that make grooming in the mirror genuinely harder.

This is also a genuinely good, often more affordable alternative to a fully backlit or frontlit mirror, since it uses standard wall light fittings rather than an integrated mirror product. If you already have a mirror you like that just doesn't have built-in lighting, flanking sconces solve the problem without replacing the mirror itself. For the fuller comparison between this approach and a mirror with light built directly in, see our guide on bathroom mirror height and lighting.

Spacing matters here. Position the two sconces symmetrically, roughly at the outer edges of the mirror or slightly beyond it, so light falls evenly across the face from both sides rather than concentrating on one.

Lighting the rest of the bathroom

A single central ceiling fitting is rarely enough on its own, even once the mirror is properly lit. Wall lights add a horizontal layer of light that reduces harsh overhead shadows throughout the whole room, not just at the vanity.

It's worth considering a wall light near the shower or bath entry too, rated appropriately for its zone, purely for safer footing getting in and out at night. In a larger bathroom, a wall light positioned near a freestanding bath, or beside a small reading nook next to the tub, adds a genuine ambient layer well beyond pure function, the kind of detail that makes a bathroom feel considered rather than purely utilitarian.

Style considerations, once the zone is sorted

Matt black, chrome, and brushed nickel tend to be the most water- and humidity-resistant finishes over time, and it's worth avoiding anything prone to tarnishing in a room that stays consistently humid.

Glass and frosted-shade fittings diffuse light softly, useful for the ambient layer around the room rather than direct task light. Open or exposed-bulb fittings suit a more contemporary, minimal bathroom, but always check they carry an appropriate rating for the zone they're going into before committing to the look.

If you're drawn to warmer, aged metal finishes, we've written separately about why antique brass lighting is having a genuine moment right now. One caveat specific to bathrooms: check that any antique brass fitting intended for bathroom use is actually rated for it, since not every decorative antique brass wall light on the market is bathroom-rated, and the finish itself doesn't tell you anything about the IP protection underneath it.

Colour temperature and CRI for bathroom wall lights

The same guidance we've given for bathroom mirror lighting applies here: 3000K–3500K with a CRI of 90 or higher remains the standard recommendation for accurate, flattering bathroom light, close enough to natural daylight to judge your appearance properly without the coldness of a clinical 4000K+ fitting.

Keep the colour temperature consistent between your wall lights and any other bathroom fittings, the ceiling light, the mirror light if there is one, so the room doesn't end up with two or three slightly different whites competing with each other.

Frequently asked questions

What IP rating do I need for a bathroom wall light? It depends on the zone. IP44 is the general minimum for most bathroom locations, rising to IP65 for anything directly above or immediately beside a bath or shower where spray is a real risk. When in doubt, IP44 is a sensible default for any bathroom wall light.

How high should wall lights be mounted either side of a mirror? Roughly eye level, around 1.5–1.6m from the floor, positioned symmetrically at or just beyond the mirror's outer edges so light falls evenly across the face.

Are wall lights better than a backlit mirror for bathroom lighting? Neither is universally better. Flanking wall lights are often more affordable and let you keep a mirror you already like, while a backlit or frontlit mirror integrates the light source into one fitting. Both solve the same shadow problem, just with different equipment.

Can I use a decorative wall light in a bathroom? Only if it carries an appropriate IP rating for the zone you're installing it in. A decorative finish, including antique brass and similar warm metals, says nothing about the fitting's water resistance, so always check the rating specifically before buying.

Where to start

Browse the full bathroom lighting range or head straight to bathroom wall lights for sconce and vanity-flanking options specifically. If your bathroom leads onto a covered patio or outdoor area, the same durable, weatherproof construction found in ranges like the Paso Solo and Nova outdoor wall lights makes them a genuinely good fit for consistently humid indoor spots too. For everything else on choosing the right wall light generally, see our complete wall light buying guide, and for exact placement heights across every room, our wall light placement guide. Nationwide delivery is available across South Africa.