ASSAYA
Australia

Fire Stopping in Australia: Proving Every Penetration Holds Its FRL

Under the National Construction Code, every service that passes through a fire-rated element has to leave that element’s fire resistance level intact. What proves it is the tested system — and the record that ties this penetration to that test.

First, what does not apply here

Most fire-stopping software you will read about is British, and it is sold on the “golden thread” — a duty created by the UK Building Safety Act 2022. That Act is English legislation. It imposes no obligation whatsoever on a contractor in Sydney, Melbourne or Perth.

We are a British company and we could easily wave the same flag at you. It would be worth nothing on your job. What matters on your job is the NCC, the tested system behind each seal, and — in New South Wales — the certificate that lets the building be occupied and the statement that keeps it that way.

The chain that actually decides whether your work stands up

NCC Volume One, Section C, requires a service penetration through a fire-rated element to maintain that element’s FRL. The FRL does not come from the product tin. It comes from a system tested as a complete assembly to AS 1530.4 and AS 4072.1.

“As a complete assembly” is the phrase that decides everything. The test covers a particular service type, a particular penetrant size, a particular gap, a particular substrate and a particular construction. Change any one of them on site and the tested system no longer describes what you installed — and the evidence no longer covers you.

So the defensible record is not “we used the right product”. It is, for every single penetration:

Why the Australian frame suits this better than the British one

This is worth saying plainly, because it is the real argument. The UK golden thread is a whole-of-life information duty — keep a live model of the building. The Australian equivalent is certification and annual attestation: at some point a certifier or an accredited practitioner has to be willing to put their name to the statement that an installed measure performs as it was designed to.

That person was not there when you sealed it. They cannot open the wall. What they can do is read your record — and either trust it or not. A per-seal record that a stranger can verify, and that visibly cannot have been edited after the fact, is worth more under an attestation regime than under an information one.

New South Wales, specifically

The direction of travel is one way: more people having to sign, with their own accreditation behind the signature. Everyone who signs will want to see what they are signing over.

What we have not checked, and will not pretend to know

We would rather tell you the edges of what we know than have you find them yourself:

FRLs, not EI ratings

British software labels seals in EI notation — EI 60, EI 120 — which comes from the European classification standard and means nothing on an Australian job. You work in FRLs, expressed as structural adequacy / integrity / insulation in minutes.

In Assaya the rating list is a per-workspace setting, not a fixed British picklist, so an Australian workspace records FRLs in the form your certifier expects. The same is true of work types, services, substrates and materials.

Where Assaya fits

Assaya is built by a working fire-stopping contractor. Your crew photographs each seal on site as it goes in — on a phone, offline, because basements and risers have no signal. Each record carries its reference, its position on the drawing, the tested system, the substrate and the time.

Every record is written into a hash-chained register: each entry seals the one before it, so if anything is altered afterwards the chain breaks and says so. When the certifier or the head contractor asks, you hand over a read-only register and an evidence pack, and they can check it without taking your word for anything.

What we do not claim is that we make you compliant. We cannot, and any supplier who says otherwise is selling something that does not exist. Compliance is your workmanship and the right tested system. What we do is make it provable.

Buying from Australia

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