HVAC-R Coil Corrosion Protection, Energy Efficiency & Asset-Life Extension

Blygold Australia (Blygold Oceania) delivers specialist corrosion-protection, coil-coating and HVAC-R refurbishment services built around Blygold’s global flagship coating technologies. Their proprietary systems — including PoluAl XT, PoluAl High Temp and PoluAl MC — are engineered specifically for RTPF coils, microchannel heat exchangers, finned-tube bundles, cabinets and HVAC casings exposed to Australia’s harsh environmental conditions. Their coatings are widely specified on HVAC technical assets where long-term thermal performance and corrosion resistance are critical.

Blygold coatings are designed to provide long-term protection across coastal, industrial, marine, offshore, tropical and polluted urban locations. Their technical literature emphasises:

“A remarkable long-lasting and resilient corrosion protection for RTPF heat exchangers… without affecting heat transfer and pressure drop.”
https://www.blygold.com.au/our-services/hvac-coil-coating-rtpf/

This makes Blygold highly relevant to consulting engineers, mechanical contractors, and facilities managers who require lifecycle reliability, thermal-performance stability, and AS 3666-aligned maintainability.

PoluAl XT – The Benchmark Coating for HVAC-R RTPF Coils

PoluAl XT is Blygold’s flagship thin-film aluminium-pigmented polyurethane coating engineered for RTPF coils.

Product leaflet:
https://www.blygold.com.au/wp-content/uploads/2020/04/BLY-0016Leaflet_PoluAI_XT_DEF_goodorder.pdf

• Technical Performance

• 11,000+ hr salt-spray resistance
• High adhesion, flexibility & UV/chemical resistance
• No fin bridging (preserves pressure drop & airflow)
• Heat-transfer stability with negligible Δk impact
• On-site or factory-controlled application workflows

Full technical description:
https://www.blygold.com.au/our-services/hvac-coil-coating-rtpf/

PoluAl XT is widely specified for commercial rooftops, VRF/VRV condensers, chillers, industrial refrigeration, data centres and coastal HVAC assets.

PoluAl MC – Microchannel Coil Protection

Blygold’s microchannel coating offers post-application flexibility, allowing MC coils to be installed or minor-formed without cracking the protective film.

Microchannel overview: https://www.blygold.com.au/our-services/hvac-coil-coating-rtpf/

Designed for:

• VRF/VRV microchannel outdoor units
• Supermarket refrigeration systems
• Industrial microchannel heat exchangers
• Areas with salt, airborne chemicals or corrosive particulates

PoluAl High Temp – Extreme Temperature Coil Protection

For heat exchangers operating under extreme temperature conditions, Blygold provides PoluAl High Temp, rated up to approx. 550 °C.

Technical leaflet:
https://www.blygold.com.au/wp-content/uploads/2020/04/BLY-0016Leaflet_PoluAI_High_Temp_DEF_goodorder-with-Oceania-Addresses.pdf

Used for:

• High-temperature coils
• Process heat exchangers
• Steam / thermal oil equipment
• Industrial & power-generation plant

HVAC-R Refurbishment & Coating Services

Blygold Australia provides a turnkey refurbishment and protection model, including:

• RTPF coil coating
  https://www.blygold.com.au/our-services/hvac-coil-coating-rtpf/
• Finned-tube, microchannel & heat-exchanger coating
• Cabinet & casing coating for rooftops and corrosive outdoor plant
• Tube-sheet & waterbox coating for chillers & seawater systems
• Full refurbishment including cleaning, coil straightening & minor repairs

These services reduce replacement frequency, improve reliability, and align with AS 3666 requirements for maintainable, cleanable HVAC components.

Applications – Data Centres, Hospitals, Coastal, Marine, Industrial

Blygold provides sector-specific application pages:

• Transport, Infrastructure & Construction

https://www.blygold.com/projects/transport-construction/
Includes Queensland Rail case studies showing ~20% energy savings and 1-year payback.

• Data Centres & Commercial Offices

https://www.blygold.com.au/data-centres-office-buildings/
Reduces premature coil degradation and supports mission-critical thermal reliability.

• Hospitals & Hotels

https://www.blygold.com.au/hotels-hospitals/
Major health-sector references including:
Prince Charles Hospital • Bundaberg Hospital • RBWH • Royal Darwin Hospital • Lake Macquarie Hospital

• Offshore, Marine & Power Plants

https://www.blygold.com.au/offshore-marine-power-plants/

• Case Study – Daydream Island

https://www.blygold.com/media/downloads/daydream-island-qld-australia.pdf

Performance, Efficiency & Asset-Life Outcomes

Blygold reports the following performance outcomes:

• Triple coil lifespan
• Significant  energy savings(proven in field projects)
• 11,000+ hr salt-spray performance
• Neutral impact on airflow, ΔP & thermal conductivity
• Reduced blockage, fouling & corrosion
• Payback often within ~12 months in coastal installations

By keeping condenser and evaporator coils close to clean-metal condition, Blygold helps maintain stable refrigerant pressures and discharge temperatures in R410A, R32 and other systems, supporting NABERS rating improvement efforts through reduced compressor and fan energy.

 

Industry Recognition (Integrated References)

Climate Control News (CCN) – ARBS 2024 Coating Technology Feature

CCN interviewed Mark Weir (MD, Blygold Oceania), highlighting:

• High-integrity thin-film coatings (typically 25 µm)
• Avoidance of airflow/thermal penalties
• Documented energy savings up to 30%
• Industry-leading corrosion protection in Australian conditions

This independent CCN feature positions Blygold as a core technology provider within Australia’s HVAC-R engineering and asset-management sectors.

Media Credit:  https://www.climatecontrolnews.com.au/arbs-2024/coating-technology

 

AIRAH – HVAC&R Skills Workshop: Corrosion & Asset Protection

AIRAH’s technical training module references Blygold within broader corrosion-control approaches, acknowledging:

• The role of coil coatings in preventing corrosion, pitting & fouling
• Heat-exchanger protection as part of AS 3666-aligned maintenance
• Blygold’s International Operations Manual as a recognised technical resource

This AIRAH reference places Blygold inside the professional training ecosystem, reinforcing its engineering credibility.

https://airah.org.au/Common/Uploaded%20files/Archive/HVACR_News/2020/03-20-HVAC-Skills-Workshop.pdf

BuildAustralia – “Blygold: The Gold Standard in HVAC Corrosion Prevention”

BuildAustralia provides quantifiable, performance-based insights:

• <3% capacity loss from Blygold coatings vs 10–15% losses from conventional epoxy/dip coatings
• Real-world case examples and lifecycle analysis
• Energy-savings data and coil-life extension in corrosive regions
• Validation of Blygold’s engineering approach to coil thermal neutrality

https://www.buildaustralia.com.au/business_insight/blygold-the-gold-standard-in-hvac-corrosion-prevention-and-treatment/

 

Why Engineers, Contractors & FM Teams Choose Blygold

Consulting Engineers

• Proven corrosion-protection strategy
• Transparent thermal-neutrality data
• Strong performance in coastal/industrial regions

Mechanical Contractors

• On-site or factory application
• Strong tender alternate capability
• Reduced coil failures and callbacks

Facilities Managers

• Delays capex replacement
• Reduces opex through energy efficiency
• Supported by national applicator network and Australian case studies