Indoor lighting

What Do You Need to Know Before Buying Indoor Lights?

The right indoor lighting combines ambient, task, and accent layers, each serving a different purpose in the same room.

• Layered lighting means three types working together: ambient for general fill, task for work surfaces, andaccent for features and mood.
• Kelvin tells you the colour of the light, not the brightness: 2700K is warm and suits living rooms; 4000K is cool and suits home offices.
• Every bathroom fitting within 60cm of a bath or shower must be IP44 rated: this is a legal requirement under BS 7671.
• Like-for-like fitting swaps don't need an electrician: under Part P, replacing an existing fitting in the same position is non-notifiable work.
• LED indoor house lights use around 90% less energy than halogen lights.
• Budget: expect £100–£150 per fitting, all-in for supply and installation.

What's the Difference Between Ambient, Task, and Accent Indoor Lighting?

Ambient lights the whole room, task lights focus on work areas and accent highlights features. All three together create balanced indoor lighting.

• Ambient is the base layer: flush fittings, recessed downlights, and ceiling-mounted light fittings fill the room with general light.
• Task is focused light where you actually work: desk lamps, under-cabinet strips, and reading floor lamps.
• Accent is directional and decorative: adjustable spotlights, picture lights, and fairy lights draw attention to shelves, artwork, or architectural features.
• Start with ambient, add a task where you need it, then layer an accent.
• Most indoor lighting designed for UK homes is sold as ambient by default; task and accent lighting need to be planned separately.

Which Kelvin Range Gives the Most Natural-Looking Indoor Lighting?

2700–3000K produces the most natural-looking indoor light: warm white that suits living rooms, bedrooms, and dining areas in UK homes.

• 2700K is the warmest tone: suits bedrooms, living rooms, and dining areas
• 3000K is warm white: the right choice for kitchens, hallways, and bathrooms
• 4000K is cool white: best kept to home offices, garages, and utility rooms
• Avoid 5000K+ indoors: too clinical for residential use.
• Match Kelvin across all fittings in a room, as it will look odd.
• Most LED indoor house lights sold in the UK default to 2700K or 3000K. Always check the specifications before buying.
• Budget LED fittings can shift in colour and dim within the first year; this is most common with 4000K and above, where the cool white tone can fade noticeably.
• If you want to dim your lighting, check that both the fitting and the wall switch are LED dimmer compatible, as standard dimmers will cause LEDs to flicker.

Does Indoor Lighting Need to Be IP44 Rated for Bathroom Use?

IP44 is the minimum requirement in Zone 2 (within 60cm of a bath or shower). Higher ratings apply closer to the water source.

• Zone 0 (inside the bath or shower): IP67 minimum
• Zone 1 (directly above the bath or shower up to 2.25m): IP65 minimum
• Zone 2 (within 60cm of the bath or shower perimeter): IP44 required under BS 7671
• Outer zone (rest of the bathroom): IP20 minimum, but IP44 is recommended due to steam.
• All bathroom electrical work is notifiable under Part P unless it's a like-for-like fitting replacement.
• Many IP44 fittings are designed to work across different rooms, not just bathrooms. The range is more limited than standard fittings, but the choice is growing due to manufacturers designing lights for multi-room interior use.

What's a Realistic Budget for Replacing All Indoor Lighting in a Three-Bedroom House?

Replacing all indoor lights in a three-bedroom house typically costs £500–£1,500 for fittings plus £80–£150 per fitting for installation.

• DIY like-for-like swap: just the cost of the fittings, typically £20–£150 per fitting.
• Electrician installed like-for-like: £80–£150 per fitting all-in.
• Full three-bed house (12–15 fittings): £500–£1,500 for fittings plus £960–£2,250 in labour.
• Full rewire with new circuits: £4,500–£8,000
• Prioritise main living areas first, bedrooms second.
• Fairy lights are the lowest-cost accent option at £5–£30, and need no qualified installation.
• LED indoor house lights cost more upfront but save around 90% on running costs vs halogen.
• A cost-saving tip for larger indoor lights, which might have lots of decorative glass or crystal strands, is to hang these parts yourself once the electrician has wired and fixed the main section of the light.