HVAC & Duct Cleaning
Restored to a verified clean baseline.
When complaints, audit findings or sampling show a system has drifted, we bring it back to baseline. Full commercial duct cleaning, negative-pressure containment, HEPA extraction, source-control treatment and verified clearance - delivered without interrupting the operations the system supports.
Servicing WA since 2014Perth metro to the PilbaraPhoto evidence with every job
What's included in the scope
Every engagement is delivered to a documented standard. These are the inclusions you can expect to see itemised on your scope of works and reflected in the close-out pack.
The work on site
- Pre-works visual survey and zone mapping
- Negative-pressure containment and HEPA extraction
- AHU, FCU, coil and condensate tray cleaning
- Duct interior cleaning and antimicrobial treatment
- Flexi removal and replacement
What you walk away with
- Photo-documented before/after evidence per zone
- NATA swab and/or air sampling on request
- Clearance report and certificate at close-out
Your HVAC tells you when it's overdue.
AS/NZS 3666 expects air-handling systems to be inspected and kept clean. Long before an audit picks it up, the system itself shows the signs - here's what they usually mean.
Book a system inspectionWhat you're noticing · what it usually is
- Musty smell when the system starts upMicrobial growth
- Dust streaks at diffusers and ventsDuct loading
- Tenant complaints, headaches, allergiesIAQ issue
- Rising energy use, weaker airflowFouled coils
An inspection tells us which it is. We survey, grade the contamination per zone, and bring the system back to a verified baseline - with before/after evidence.
Quality you can see – drag to reveal.
Every job closes with photo-documented before/after evidence and a clearance report. Slide the handle below to see the difference on a recent decontamination.
HVAC duct decontamination · verified clearance close-out
How the job runs
Assess, plan, then execute and verify. You get the same documentation and the same close-out pack whether the job is one asset or a whole site on a recurring programme.
- Stage 01
Assess
Walk every zone. Map every contaminant.
- Pre-works survey + zone mapping
- Contamination grading per zone
- System access & isolation plan
- Stage 02
Plan
Scoped, costed, sign-off ready.
- Fixed-price scope
- SWMS · JSA · containment plan
- Staged works around operations
- Stage 03
Execute & Verify
Cleared, sampled, signed off.
- Negative-pressure clean + HEPA extraction
- Photo evidence per zone
- Clearance report & certificate
Who we do this work for
Sectors where an audit, an insurer or an accreditation body expects this work done and documented. If your operation isn't listed, ask anyway – we mobilise across metro and remote WA.
PMS delivers for Rio Tinto, BHP, Sodexo, Compass Group and other Tier 1 operators across WA.
See the project write-ups- Resources & mining
- Defence
- Health & aged care
- Education
- Accommodation & camps
- Government & institutional
Sector pages: MiningHealthcareGovernmentEducationAccommodation
Where we work: PerthPilbaraKarrathaPort Hedland
“Nine years and counting. PMS still treats every job like it's their first one – same documentation, same standards, same people on the phone when we call.”
Frequently asked questions
Often paired with hvac & duct cleaning
Talk to us about hvac & duct cleaning
Send the site details and any reports you have. We'll come back with a scoped, costed proposal, usually within one business day.