Energy Recovery Ventilator

REF-ERV

The Refria ERV brings in fresh, filtered air while expelling stale air, recovering energy from the exhaust to improve indoor air quality and reduce HVAC energy use.
Airflow: 200–10,000 m³/h capacity
Efficiency: 65%–84% heat & moisture recovery
Options: AC & DC motor models
Noise Level: As low as 37 dB(A)
Certifications: Patented heterogeneous membrane core

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Refria Energy Recovery Ventilators

High-efficiency ventilation solutions with advanced energy recovery technology for healthier indoor environments

RoHS

CE

CB

ISO 9001

CCC

About Refria Energy Recovery Ventilator Systems

Refria ERV energy recovery ventilator systems provide advanced ventilation solutions that recover energy from exhaust air while introducing fresh, filtered outdoor air. Our ERV unit HVAC products utilize patented membrane technology to transfer both heat and moisture, ensuring optimal indoor air quality while reducing energy consumption by up to 80%.

Up to 80%

Energy Recovery

200-10,000 m³/h

Airflow Capacity

32-76 dB(A)

Quiet Operation

Key Advantages of ERV Energy Recovery Ventilators

Refria's ERV systems combine innovative technology with energy-efficient performance, offering comprehensive ventilation solutions for various applications.

Patented heterogeneous membrane heat exchanger technology

Multi-stage filtration for superior indoor air quality

DC motor technology for energy-efficient operation

Intelligent controls with multiple operation modes

Compact design for easy installation in various spaces

Compatible with 50Hz and 60Hz power systems worldwide

Technical Specifications - Residential ERV Units

Model	Air Flow (m³/h)	Power (W)	Noise (dB(A))	Efficiency
LNRV-2Q-D	200	65	37	Up to 80%
LNRV-5Q-D	500	220	41	Up to 80%
LNRV-10Q-D	1,000	510	45	Up to 80%
LNRV-15Q-D	1,500	760	48	Up to 80%

Technical Specifications - Commercial ERV Systems

Model	Air Flow (m³/h)	Power (W)	Noise (dB(A))	Motor Type
LNRV-30Q-D	3,000	1,520	58	DC Motor
LNRV-50Q-D	5,000	2,439	67	DC Motor
LNRV-80Q-D	8,000	3,890	72	DC Motor
LNRV-100Q-D	10,000	6,379	76	DC Motor

ERV Systems Applications

Residential

• Houses & Apartments

• Condominiums

• Senior Living Facilities

• Luxury Residences

Commercial

• Office Buildings

• Shopping Malls

• Hotels & Resorts

• Restaurants

Institutional

• Schools & Universities

• Hospitals & Clinics

• Laboratories

• Government Buildings

Energy Savings with ERV Energy Recovery Ventilator

Refria ERV unit HVAC systems can significantly reduce energy costs compared to traditional ventilation methods. In a typical application:

40-80%

Energy Recovery Efficiency

Reduces heating and cooling energy requirements

60% Less

Operating Cost

Compared to traditional ventilation systems

2-3 Years

ROI Period

Typical payback period through energy savings

Why Choose Refria ERV Unit HVAC Systems?

Advanced Membrane Technology

Patented heterogeneous membrane heat exchanger enables efficient transfer of both temperature and moisture

Superior Air Filtration

Multi-stage filtration system removes pollutants, allergens, and contaminants for healthier indoor air

Energy Efficient Operation

DC motor technology and intelligent controls minimize energy consumption while maintaining optimal performance

Quiet Performance

Advanced noise reduction design ensures quiet operation from 32-76 dB(A) depending on model

Flexible Installation

Compact design allows for ceiling, wall, or floor mounting in various space configurations

Global Compatibility

Designed for both 50Hz and 60Hz power systems with worldwide certification standards

Important Notes

All Refria ERV energy recovery ventilator systems are manufactured under ISO 9001 quality standards.
Performance data based on standard test conditions. Specifications subject to change without notice.
For complete technical specifications and customization options for our ERV unit HVAC products, please contact our technical team.

Refria ERV Systems Support

Comprehensive warranty, technical support, and FAQs for your energy recovery ventilator systems

12-Month Warranty Coverage for ERV Energy Recovery Ventilators

Refria provides a 12-month warranty period for our ERV energy recovery ventilator products, calculated from the date the customer receives the goods. During this warranty period, we will provide free repair services, including free replacement parts, for any failures caused by product material or workmanship quality issues in your ERV unit HVAC system.

12

Months Warranty

✓

Free Parts Replacement

✓

Free Repair Services

Technical Support for ERV Systems

We offer dedicated email support to assist with any questions or issues you may have regarding your Refria energy recovery ventilator or ERV unit.

✉️

Email Support

sharon.pan@refria.com

Contact us for technical questions, troubleshooting, or operational guidance specific to your ERV systems

⏱️

Response Time

Within 24 hours

(1 business day) for technical inquiries

Information to Include for ERV Systems

•

ERV unit model and serial number

•

Detailed description of the issue with your energy recovery ventilator

•

Installation date and location

•

Photos or videos if applicable

Frequently Asked Questions about ERV Systems

My ERV unit is making excessive noise, what could be the cause?

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Excessive noise from your energy recovery ventilator can indicate several issues:

Loose Installation: Vibration caused by improper mounting or unstable equipment base

Fan Issues: Accumulated dust, damaged fan blades, or worn motor bearings in your ERV unit HVAC

Duct Problems: Improper duct design, blockages, or airflow restrictions in your ERV systems

Solutions for Noisy ERV Energy Recovery Ventilators:

Check if the ERV unit is installed securely • Clean the fan and air ducts regularly • Ensure the unit is placed on a level, stable surface • If the problem persists, please contact our technical support team

What maintenance does my ERV energy recovery ventilator require?

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To ensure efficient operation of your ERV systems, we recommend regular maintenance:

Regular Maintenance

Check the display for fault codes • Listen for unusual noises • Clean or replace filters every 3-6 months • Clean the energy recovery core every 6-12 months • Check and clean air vents regularly

Professional Maintenance

Contact a qualified technician every 1-2 years for comprehensive inspection of your ERV unit HVAC system

⚠️ Safety Tip for Energy Recovery Ventilator Maintenance

Always disconnect power before performing any maintenance on your ERV systems to ensure personal safety and prevent equipment damage.

What actions void the Refria ERV systems warranty?

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The following situations are not covered by the warranty and may void it for your ERV unit HVAC:

×

Damage caused by abnormal use, improper operation, accident, or negligence

×

Unauthorized disassembly, modification, or repair of the ERV unit

×

Damage resulting from natural wear and aging of components

×

Damage caused by force majeure events (e.g., fire, flood, earthquake, extreme weather)

×

Products with altered or removed serial numbers

×

Failure to follow Refria's installation or maintenance guidelines for ERV systems

Warranty Protection Tip for ERV Energy Recovery Ventilators

Always ensure installation and major servicing of your energy recovery ventilator are performed by certified professionals to maintain warranty validity.

Where can I find the serial number for my Refria ERV unit?

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The serial number for your Refria ERV energy recovery ventilator is typically located on a metal data plate or sticker attached to the exterior casing of the unit. It is often found:

①

Near the Access Panel

Most common location for ERV unit identification

②

Side or Top Casing

Check the sides or top of your ERV unit HVAC

③

Inside the Unit

Near the filter compartment or control panel

Please refer to your owner's manual for the exact location, as it can vary by model. Having this number ready will help us provide faster support for your ERV systems.