QR280A Heat Recovery Unit – Heat Exchange Domestic – QR280A

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Professional HVAC Component: QR280A Heat Recovery Unit

You are viewing the QR280A Heat Recovery Unit (SKU: QR280A). A professional-grade component from the Heat Exchange Domestic series, engineered for New Zealand’s residential and commercial ventilation systems. Sourced directly from the Smooth Air supply chain for NZ Depot.

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Technical Verification Required

Ventilation components require precise sizing. Please verify that this QR280A model matches your system’s diameter and connection type (e.g., Big End vs Small End) before ordering.

Key Specs:
Category: Heat Exchange Domestic
Type: Aerauliqa Units

Product Specifications

The QR280A Dual Flow Centralised Heat Recovery Unit (HRU) is a compact and efficient solution for whole-home or small commercial ventilation. Designed for vertical wall installation, it delivers airflow rates up to 319 m3/h through a high-efficiency counterflow heat exchanger. With quiet EC brushless motors, integrated automatic bypass, and convenient remote control with LCD display, the QR280A ensures fresh, filtered air with optimal energy savings.

Key Features

  • Dual flow centralised HRU with high-efficiency counterflow heat exchanger

  • Airflow capacity up to 319 m3/h

  • Compact profile for vertical wall installation

  • EC brushless motors for low energy consumption

  • Integrated automatic bypass for enhanced comfort

  • Supplied with multifunctional remote control panel with LCD display

  • Modbus interface for easy integration with building management systems

  • Supplied with ISO ePM10 50% (M5) filters

  • Optional ISO ePM1 55% (F7) filter for improved air quality

  • Available in left or right-hand configuration

  • Fully precabled for faster installation

  • Rated Energy Class A for efficiency and sustainability

Why NZ DEPOT for HVAC?

🏭

Trade Pricing

We strip out the showroom markup. You pay for the Heat Exchange Domestic quality, not the retail overheads.

🚚

Site Delivery

Direct dispatch to your home or job site. We use specialized freight for bulky ducting and fragile components.

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NZ Standards

Genuine NZ market product. Fully compliant with local building and ventilation codes.

Technical Insight: Optimizing Ventilation Systems in NZ

Maximizing Airflow Efficiency

Whether you are installing a bathroom extractor, a range hood, or a full balanced pressure heat recovery system, the physics of airflow remains the same: air hates friction. Every component in your system, from the ducting to the joiners and grilles, introduces “Static Pressure” (resistance).

Using high-quality components like the QR280A Heat Recovery Unit is crucial for minimizing this resistance. Cheaper, poorly molded fittings or rough-bore ducting can create turbulence, which reduces the extraction rate of your fan. This means your fan has to work harder, creating more noise and using more electricity, while moving less damp air out of your home.

Pro Tip: When connecting ducting, always stretch flexible ducting taut. A saggy duct creates immense resistance. Use rigid joiners and bends where possible to maintain a smooth internal profile for the air to glide over.

Building Code G4 & Healthy Homes Standards

In New Zealand, ventilation isn’t just about comfort; it’s a compliance issue. Under Building Code Clause G4, spaces where people live must have adequate ventilation to prevent mold and moisture buildup. The Healthy Homes Standards further enforce this for rental properties, requiring specific extraction capacities for kitchens and bathrooms.

Ensuring you use the correct diameter components (like 150mm for kitchens) is vital. Using a restrictive component in a 150mm system effectively chokes it down, potentially causing it to fail a flow test. Smooth Air products are designed to meet AS/NZS 4254 standards, giving you peace of mind that your installation is up to code.

Material Selection: PVC vs. Galvanized Steel

Choosing between plastic (PVC) and metal components depends on the application.

  • PVC (Plastic): Ideal for residential use, especially in bathroom and laundry extracts. It is lightweight, immune to corrosion (rust), and has a very smooth internal surface for excellent airflow. It helps reduce vibration noise transfer.
  • Galvanized Steel: The standard for commercial HVAC and high-temperature applications. It offers superior structural rigidity and fire resistance. If your system passes through fire-rated walls, steel components (often combined with fire dampers) are non-negotiable.

This specific item, the QR280A Heat Recovery Unit, utilizes materials selected for durability and performance in its intended class.

Logistics & Warranty

Secure Shipping: We utilize a “Direct-to-Site” 3PL model. Your order for the QR280A is routed from the nearest strategic distribution hub (Auckland, Wellington, or Christchurch) directly to your address. This reduces road miles and handling, ensuring your parts arrive in pristine condition.

NZ Warranty: As a 100% NZ-owned business, all purchases are covered by the Consumer Guarantees Act. Whether you are a trade professional or a DIY homeowner, you are protected against manufacturing defects.

© 2026 NZ DEPOT Limited. All Rights Reserved. | 100% NZ Owned & Operated.

Professional HVAC Supply: QR280A Heat Recovery Unit

You are viewing the QR280A Heat Recovery Unit (SKU: QR280A). A critical component within our Heat Exchange Domestic range, designed specifically for New Zealand’s residential and commercial ventilation requirements. Sourced directly from the Smooth Air supply chain for NZ Depot.

⚠️

Important: Measurement Verification

HVAC components require precise sizing. Please confirm this QR280A model matches your engineer’s specifications before ordering.
Dimensions: Length: mm | Width: mm | Height: mm.

Technical Specifications & Features

The QR280A Dual Flow Centralised Heat Recovery Unit (HRU) is a compact and efficient solution for whole-home or small commercial ventilation. Designed for vertical wall installation, it delivers airflow rates up to 319 m3/h through a high-efficiency counterflow heat exchanger. With quiet EC brushless motors, integrated automatic bypass, and convenient remote control with LCD display, the QR280A ensures fresh, filtered air with optimal energy savings.

Key Features

  • Dual flow centralised HRU with high-efficiency counterflow heat exchanger

  • Airflow capacity up to 319 m3/h

  • Compact profile for vertical wall installation

  • EC brushless motors for low energy consumption

  • Integrated automatic bypass for enhanced comfort

  • Supplied with multifunctional remote control panel with LCD display

  • Modbus interface for easy integration with building management systems

  • Supplied with ISO ePM10 50% (M5) filters

  • Optional ISO ePM1 55% (F7) filter for improved air quality

  • Available in left or right-hand configuration

  • Fully precabled for faster installation

  • Rated Energy Class A for efficiency and sustainability

About the Aerauliqa Units Series

The Aerauliqa QR range of Dual Flow Heat Recovery Units (HRUs) combines fresh air delivery with outstanding energy efficiency, from compact single-room units to high-capacity centralised systems.
Each unit is engineered with a high-performance counterflow heat exchanger and EC brushless motors, ensuring quiet operation, reduced running costs, and reliable indoor comfort. The series offers versatile installation options, including wall-mounted, ceiling, and false-ceiling configurations, making it suitable for both residential and light commercial applications.
Standard features across the range include automatic bypass, multifunctional LCD remote control panels, Modbus connectivity, and a choice of ISO-grade filters (G4 and optional F7) for enhanced indoor air quality. With airflow capacities from 100 m3/h to 550 m3/h and energy ratings up to Class A+, the Aerauliqa QR range provides a sustainable, future-ready solution for modern ventilation requirements.

Understanding NZ HVAC Compliance

When selecting ventilation equipment for New Zealand homes and businesses, compliance with AS/NZS 4254 and UL 181 standards is non-negotiable. The QR280A Heat Recovery Unit is engineered to meet these rigorous safety and performance benchmarks.

Why R-Value Matters

For insulated ducting components, the R-Value (Thermal Resistance) is critical. A higher R-Value ensures that the air travelling through your system maintains its temperature—whether hot or cold—from the unit to the outlet. This reduces energy load on your heat pump or AC unit, lowering electricity bills and increasing system longevity. This product offers an R-Value of (if applicable), ensuring thermal efficiency.

Fire Safety & Materials

Safety is paramount in ceiling spaces and wall cavities. Smooth Air components utilize fire-resistant materials, often featuring a metallized Mylar outer jacket and encapsulated steel wire cores. This construction not only prevents fire spread but also maintains the structural integrity of the ducting under high pressure.

Why NZ DEPOT for HVAC?

🏭

Trade Pricing

We strip out the showroom markup. You pay for the Heat Exchange Domestic quality, not the retail overheads.

🚚

Site Delivery

Direct dispatch to your home or job site. We use specialized freight for bulky ducting and fragile components.

✅

NZ Standards

Genuine NZ market product. Fully compliant with local building and ventilation codes.

🌱 Sustainable Supply Chain Initiative

At NZ DEPOT, we are modernizing the New Zealand trade supply chain. Traditional retail involves shipping products from a manufacturer to a central warehouse, then to a retail showroom, and finally to the customer. This “multi-hop” model adds unnecessary carbon emissions and cost.

By utilizing a Direct-to-Site 3PL model, we eliminate the “Showroom Hop.” Your order for the QR280A is routed from the nearest strategic distribution hub (Auckland, Wellington, or Christchurch) directly to your address. This logistical efficiency reduces road miles, lowers our carbon footprint, and allows us to pass significant savings on to you.

🛡️ Warranty & Consumer Protection

Consumer Guarantees Act (CGA)

We are a 100% New Zealand-owned and operated entity. All purchases made through NZ Depot are fully covered by the Consumer Guarantees Act 1993. Whether you are buying for personal use or commercial fit-out, you are protected against manufacturing defects and faults.

Secure Transaction Promise

Your security is paramount. We utilize industry-standard SSL encryption for all data transmission. We do not store credit card details locally; all payments are processed via secure, PCI-compliant gateways.

© 2026 NZ DEPOT Limited. All Rights Reserved. | 100% NZ Owned & Operated.

Additional information

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  1. Florence (verified owner) –

    Great value

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  2. Francis (verified owner) –

    Superb purchase experience

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  3. Annette (verified owner) –

    Highly excellent buy product

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  4. Marie (verified owner) –

    Very content with item

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  5. Colleen (verified owner) –

    Great buy

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  6. Marian (verified owner) –

    Wonderful purchase

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  7. Blake (verified owner) –

    Great purchase experience quality

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  8. Felix (verified owner) –

    Well worth it

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  9. Deborah (verified owner) –

    Very good quality purchase

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  10. Kiara (verified owner) –

    Absolutely great purchase quality

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  11. Theodore (verified owner) –

    Fantastic value

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  12. Robyn (verified owner) –

    Very versatile

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  13. Lynne (verified owner) –

    Excellent item

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  14. Lois (verified owner) –

    Highly recommended

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  15. Grace (verified owner) –

    Great product service

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  16. Eric (verified owner) –

    Perfect product quality

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