Loft Lid Downlight Cover

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The Loft Lid a straightforward solution for the secure installation of downlights in loft spaces.

The Loft Lid serves as a protective barrier or cover over downlights, ensuring loft insulation maintains a safe distance from the light fitting. Its design allows for adequate ventilation around the light, facilitating heat dissipation. Moreover, the Loft Lid effectively prevents heat loss and air leakage into the loft space, allowing for a continuous layer of insulation compliant with current building regulations.

Key Features:

  • Unique shape for easy installation, even in proximity to roof joists or trusses.
  • Accommodates all major downlighter brands, supporting a maximum power rating of 50W*.
  • Creates a dust, acoustic, and pest/insect seal for enhanced protection.
  • Designed and manufactured in the UK from fire retardant material.
  • Tested and approved to British Standards by the UK Lighting Industry Association.
  • Installation Details:

Internal Dimensions: 209mm wide x 150mm deep x 150mm high.

External Dimensions: 222mm wide x 162mm deep x 152mm high.

Suitable for all downlights with a max power of 50W* and dimensions within the provided internal dimensions.


  • Easy installation process.
  • Reduces heat loss and drafts through the ceiling.
  • Mitigates the risk of downlights overheating.
  • Compliance with current building regulations and tested to relevant British Standards.
  • Fire retardant material ensures safety.
  • UK-designed and manufactured for quality assurance.

Note: Dichroic bulbs are not suitable for use in a loft. Refer to lamp manufacturers' installation instructions to confirm Loft Lid compatibility.

Seal the Loft Lid with any general/all-purpose silicone sealant; Osmo Interior Gap Sealer is recommended.

*Please verify lamp manufacturers' instructions to ensure Loft Lid compatibility.



  • Loft Lid Fitting Guide - Installation Instructions (pdf)

Useful additional Information:

  • Downlight Safety (Electrical Safety First) pdf
  • Safely Installing Downlighters (Electrical Safety First) pdf


Frequently Asked Questions (FAQs):

Which Standards does the Loft Lid conform to?

The Loft Lid has been rigorously Tested (with a 50W downlight) and approved to meet the following standards:

  • BS EN 60695-2-11
  • BS EN 60695 -11-5
  • BS EN 60598-1 (Clause 12.4)
  • IP6X

What Do You Do With The Transformer?

As a general guideline:

  • If the lamp features a halogen bulb, place the transformer outside the Lid and above the insulation.
  • If the bulb is LED, position the transformer inside the Lid.

Is the Loft Lid Fire Rated?

Yes, the Loft Lid is crafted from fire-retardant material. Specifically designed for loft use, it is not required to have a fire rating. The Loft Lid adheres to all current UK building regulations and relevant European/British standards when correctly installed in a loft.

For further inquiries or detailed instructions, please refer to the Loft Lid user manual or contact our customer support.

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