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Mr Fluffy

Mr Fluffy is loose-fill amosite asbestos blown into ceilings of ACT and southern NSW homes 1968-1978. Highly friable. ACT and NSW have specialist buyback schemes.

By Chalkline. Last updated 14 May 2026. Verified 14 May 2026.

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Mr Fluffy is the popular name for the loose-fill amphibole asbestos insulation product (predominantly brown amosite, occasionally blue crocidolite) installed by Asbestosfluf Insulations and its successor J&H Insulation in approximately 1968 to 1978, blown into the ceiling cavities of homes for thermal insulation. Affected properties are concentrated in the ACT (around 1,000 confirmed) and southern NSW (around 60 confirmed, mainly in Queanbeyan, Yass, Goulburn, Lithgow). Mr Fluffy is loose, highly friable, and easily disturbed: any movement in the ceiling cavity can release respirable amosite fibres into the home below.

Why this matters to builders. Any work that touches the ceiling cavity, attic, downlight cutouts, plasterboard ceilings, or insulation in a house built before 1980 in ACT or southern NSW must consider Mr Fluffy contamination. The triggers:

  • House built 1968 to 1979 in ACT or southern NSW.
  • Ceiling work, electrical rewire, ducted heating retrofit, attic access creation, recessed downlights, or any disturbance of ceiling spaces.
  • A property on the ACT Asbestos Affected Properties Register or the NSW Loose-Fill Asbestos Insulation Register.

The schemes.

  • ACT Asbestos Response Taskforce (established 2014, ACT Government with Commonwealth funding ~$1 billion). Operated a complete demolition-and-rebuild scheme: government purchased affected properties, demolished them safely, and on-sold the cleared land. Most identified ACT properties have now been processed; a residual register and ongoing surveillance remain.
  • NSW Loose-Fill Asbestos Insulation Implementation Taskforce (administered by NSW Fair Trading). Voluntary buyback or remediation; broadly mirrors the ACT model.

Do not enter the ceiling cavity of a suspect property without:

  1. A specialist asbestos assessor’s clearance.
  2. A pre-purchase Mr Fluffy register search (Land Title Office certificate in ACT; NSW Fair Trading register).
  3. SWMS in place and an asbestos removalist Class A licence for any actual disturbance.

Touching a Mr Fluffy attic in the wrong way is a Workplace Health & Safety category 1 risk event with severe regulatory penalties and lifelong exposure consequences for the worker and the occupant.

For builders quoting in ACT and southern NSW. Build the register search into the quoting checklist for any pre-1980 dwelling. The five-minute search costs $10 to $30 and rules out a tens-of-thousands-of-dollars exposure event.

Also known as: loose-fill asbestos insulation (LFAI), Asbestosfluf, J&H insulation.

Category: WHS / asbestos / ACT / NSW.

See also

Last updated: 2026-05-14. Verified: 2026-05-14.

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