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Home / Fixing a light / How to fix flush ceiling lights of 1.5–5 kg to lath and plaster

How to fix flush ceiling lights of 1.5–5 kg to lath and plaster

On lath and plaster, fix flush ceiling lights of 1.5–5 kg with screws into a joist or a timber noggin, rated for at least 10 kg in a ceiling — twice the weight. 95 models state a weight in this range.

lath and plaster · 1.5–5 kg · flush ceiling lights · change
  1. Find what is behind the ceiling
    This page is for lath and plaster.
  2. Use the right fixing
    Screws into a joist or a timber noggin.
  3. Rated for the weight
    Rated for at least 10 kg in a ceiling — twice the weight.

Lights for this

50 lights
The first 50 are shown, best fit first
More models

The numbers for this situation

  • Weight1.5–5 kg
  • Rated load to look for10 kgtwice the heaviest weight in this class, never under 5 kg
  • Needs a joist or nogginyes
  • Models in this weight95
  • Price from£64

Worked out, not measured

Where these numbers come from

  • Weight as stated by the supplier; the fixing is rated for twice the heaviest weight in the class and never under 5 kg, the minimum the wiring regulations (BS 7671) ask of a light's fixing. Checked against 114 matching lights in our catalogue snapshot of 2026-09-27; 95 can be bought now. Same sums on every page, release families-2026-09-29.

All the numbers

Weight (kg)Rated load to look for (kg)Joist or noggin
1.5–510yes

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