AuroraLighting Trade 2023

Fire Rating Explained

30, 60, 90 Minute

Remember, with Aurora's ranges of Fire Rated downlights, every product provides complete product confidence, with 30/60/90 rating as standard that covers all joist types.

Minimum Period of Resistance for Domestic Properties

Domestic properties have different requirements for periods of fire resistance depending on the height of the top floor above ground level or the depth of a basement. See the following table for guidance:

Fire Resistance Minimum Periods (Minutes)

Basement

Ground Level or Above

Purpose group of buildings

Depth (m) of Lowest Basement

Height (m) of Top Floor above ground

> 10m

< or = 10m < or = 5m < or = 18m < or = 30m > 30m

A. Residential (Flats) - Not Sprinkled

90 90 90 90

60 60 60 60

30 30 30 30

60 60 60 60

90 90 90 90

-

120 120 120

- Sprinkled

B. Institutional

C. Other Residential

Fire Resistance Minimum Periods (Minutes) Basement

Ground Level or Above Height of top floor above ground

Not more then 5m

More then 5m

30mins *

60mins

30mins*

Minimum Periods of Fire Resistance

Multi use e.g. apartments

Information

90mins

Single dwelling e.g. houses Three storey (max)

Multiple occupancy residential dwellings e.g. apartments

60mins

18m

30mins

60mins

30mins

5m

30mins

10m

60mins

90mins

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