Independent advice. Evidence you can act on.

Consultancy & Reporting Perth

Waterseal provides independent waterproofing consultancy, water-ingress investigation and evidence-backed reporting for strata councils, builders, property managers, owners and engineering consultants across Perth and Western Australia.
HVELD membrane testing carried out by Waterseal on a Perth roof
Independent Waterproofing Consultancy

Turn Complex Water-Ingress Problems Into a Defined Scope

Waterproofing failures often involve several interfaces, earlier repair attempts and competing explanations. A useful report must do more than describe visible damage: it should record the evidence, identify the most probable source, explain limitations and define what should happen next.

Waterseal undertakes site investigation, moisture mapping, document review and targeted testing, then prepares a written report supported by readings, photographs and pathway analysis. Depending on the brief, the outcome may be an investigation report, independent opinion, repair scope, specification review or verification record.

Reports are written clearly for practical decision-making and can support review by strata committees, builders, consultants, tribunals and other experts.

Specialist Services

Consultancy & Reporting Services

Investigation Reports

Investigation Reports

Evidence-backed findings, photographs, moisture data and the most probable water pathway.
Discuss This Scope

Independent Opinion Reports

Independent Opinion Reports

Clear technical opinion where defects, responsibility or competing repair proposals require review.
Discuss This Scope

Repair Scope Development

Repair Scope Development

Define preparation, interfaces, materials, access, sequencing and verification requirements.
Discuss This Scope

Specification Review

Specification Review

Review proposed waterproofing details and product compatibility before work proceeds.
Discuss This Scope

Independent Assessments

Independent Assessments

Site and document review for strata councils, builders, owners and property managers.
Discuss This Scope

Repair Verification

Repair Verification

Inspect completed remedial work and document observable outcomes, limitations and next steps.
Discuss This Scope
FLIR thermal imaging used during a Waterseal leak investigation
When Independent Advice Helps

Complex Waterproofing Decisions Need Defensible Evidence

Recurring leaks, incomplete scopes and conflicting contractor opinions create cost and risk. Without a clear diagnosis, quotations may price different problems and repairs can be difficult to compare or verify.

Waterseal structures the investigation around the decision that needs to be made. The report distinguishes observations from conclusions, records limitations and translates the evidence into a defined repair or further-investigation pathway.

Technical Capability

Reports Built for Complex Property Decisions

Investigations may combine drawings and document review, non-destructive moisture mapping, thermal imaging, acoustic detection, camera inspection, targeted membrane testing and site observations. The selected methods depend on the construction and suspected pathway.

Waterseal founder Leon de Gaye brings practical delivery knowledge into reporting, scope development and independent technical review.

Heritage Surface Cleaning project work in Perth
Our Process

Our Consultancy & Reporting Process

Heritage Surface Cleaning project work in Perth

Confirm the Brief

Define the issue, decision required, stakeholders, available records and required report format.
Heritage Surface Cleaning project work in Perth

Review Documents

Review drawings, specifications, photographs, prior reports, repair history and relevant correspondence.
St Christophers Bicton waterproofing work in Bicton, WA, project photo 4

Inspect & Test

Undertake a targeted site investigation using methods suited to the substrate and suspected pathway.
Murdoch Uni Bld 245 waterproofing work in Murdoch, WA, project photo 4

Analyse the Evidence

Compare observations, readings, construction details and water pathways to identify the most probable cause.
Waterseal technician preparing concrete joints on the Byford rail extension viaduct

Define the Scope

Set out practical repair, further-investigation, specification or verification requirements.
Detailed concrete channel beside the Byford rail track before waterproofing

Issue the Report

Provide a structured written report with findings, evidence, limitations and clear next steps.
Project Experience

Project Experience Supporting Practical Advice

Waterseal’s residential, commercial, civil and remedial delivery experience informs practical reporting across new construction, occupied assets and complex water-ingress investigations.
5 Mill Street, Perth waterproofing work in Perth, WA, photo 1
Perth, WA

5 Mill Street, Perth

Waterseal installed an approximately 800 m² single-ply TPO recovery membrane overlay to the retained roof at 5 Mill Street, Perth.
Purpose Built Student Accommodation – Stirling Street – Roof & Podium Planters waterproofing work in Perth, WA, project photo 4
Perth, WA

Purpose Built Student Accommodation – Stirling Street – Roof & Podium Planters

Waterseal installed a reinforced, root-resistant tanking system to rooftop and podium planters at a Perth student accommodation development.
WAIS Remedial Works waterproofing work in Perth, WA, project photo 6
Perth, WA

WAIS Remedial Works

Waterseal completed remedial waterproofing at the Western Australian Institute of Sport to address water ingress through a suspended slab above the car park and amenities.
Douro St West Perth waterproofing work in West Perth, WA, project photo 7
West Perth, WA

Douro St West Perth

Waterseal repaired cracking and renewed a deteriorated waterproof coating over a suspended concrete roof slab at a West Perth strata property.
Applications

Who Uses Waterseal Consultancy & Reporting?

The brief and report format are adapted to the property, stakeholders, stage of work and decision the evidence needs to support.

Strata Councils

Independent investigation and scopes for common-property water ingress.

Builders & Developers

Technical review, defect investigation and practical remediation requirements.

Property Managers

Clear evidence and next steps for recurring leaks and occupied assets.

Facilities Teams

Investigation and staged scope development around operational constraints.

Engineering Consultants

Specialist waterproofing input coordinated with broader durability advice.

Owners & Asset Managers

Independent assessment before committing to significant remedial expenditure.

Remedial Projects

Defined preparation, detailing, sequencing and verification requirements.

Expert Review Preparation

Structured evidence and reporting suitable for review by tribunals and other experts.

HVELD membrane testing carried out by Waterseal on a Perth roof
Scope & Evidence

Investigate, Explain, Define & Verify

The consultancy process separates observed facts, testing results, technical interpretation and recommended actions. This makes the report easier to review, compare against quotations and use when coordinating remedial work.
Why Choose Us

Why Choose Waterseal for Waterproofing Consultancy in Perth?

Delivery Experience

Advice informed by hands-on residential, commercial, civil and remedial project work.

Specialist Diagnostics

Non-destructive investigation and targeted testing selected for the actual construction.

Evidence-Backed Findings

Photographs, readings and pathway analysis support the stated conclusions.

Defined Repair Scopes

Clear requirements help stakeholders compare quotations and coordinate repairs.

Independent Perspective

Assessment focused on the building evidence and the decision that must be made.

Expert-Review Ready

Structured reports written to withstand detailed technical, tribunal and expert review.

FAQs

Consultancy & Reporting FAQs

The report records the brief, available documents, site observations, testing or moisture mapping, relevant photographs, the most probable source, limitations and recommended next steps.

Yes. Where the investigation supports it, Waterseal can define preparation, interfaces, materials, access, sequencing, protection and verification requirements so quotations address a consistent scope.

Yes. Waterseal can review existing evidence, proposed repairs and site conditions to provide an independent waterproofing opinion within the agreed brief and available information.

Yes. Reports are written in clear language for committee and property-management decisions while retaining enough technical detail for builders, consultants and other experts to review.

Waterseal can review waterproofing specifications and details for substrate compatibility, interfaces, sequencing, access and foreseeable construction risks.

Provide the location, drawings, photographs, leak history, prior reports, quotations, repair records and the specific decision or dispute the report needs to address.

Need Independent Waterproofing Advice in Perth?

Send Waterseal the property location, photographs, relevant drawings, previous reports and the decision the investigation needs to support. We will recommend an appropriate consultancy brief and inspection pathway.