NCC Part F3 & AS 4284 Façade Weatherproofing Audits

Façade & Cladding Diagnostics:
Forensic Building Envelope Testing.

Independent diagnostic investigation of high-rise and commercial building façades across Australia. We identify rain penetration pathways, debonding render, combustible cladding non-compliance (AS 1530.1), window sub-sill flashing failures, and expansion joint fatigue.

AS 4284
Façade Testing Standard
AS 1530.1
Combustible Cladding Audit
NCC Part F3
Weatherproofing Compliance
Rope Access
Close-Contact Diagnostics
Critical Envelope Failures

Why Modern Façades Leak and Deteriorate

Under high wind loads, rain is forced sideways into microscopic joint gaps, missing cavity flashings, and unsealed window perimeter junctions.

Window Sub-Sill Flashing Failures

Missing end-dams on sub-sill aluminium extrusions allow internal water drainage from window tracks to discharge straight into the cavity insulation and internal plasterboard.

Combustible Cladding Non-Compliance

Polyethylene (PE) core aluminium composite panels (ACP) and expanded polystyrene (EPS) render systems that breach NCC 2022 fire standards and require council-ordered remediation.

Expansion Joint Sealant Breakdown

UV degradation, cohesive tearing, and improper backing rod installation in polyurethane/silicone articulation joints causing continuous moisture ingress along floor levels.

AAMA 501.2 Calibrated Testing

Controlled Water Pressure & Acoustic Diagnostics

We utilize calibrated field spray bar assemblies and acoustic sounding hammers to systematically isolate individual cladding panels, glazing gaskets, and weep holes to replicate wind-driven rain under controlled conditions.

AS 4284 & AAMA 501.2 field hose nozzle testing
Render delamination and drumminess acoustic mapping
Scope of Rectification for abseil remedial contractors

Strata & Commercial Façade Audits

Prevent catastrophic structural degradation and falling render hazards. Schedule an independent façade audit.

Schedule Façade Audit
Envelope Certainty

Restore Your Building Façade Integrity.

Get an independent AS 4284 Façade & Cladding Diagnostic Report backed by forensic testing and 10+ years of remedial expertise.