SMART O2 G3 Energy Recovery Room Ventilator(ERV)

The MENRED G3 Energy Recovery Ventilators (ERVs) are are a sustainable and reliable solution to improve indoor air quality and wellbeing. With their affordability, compact size, and easy installation, they are the perfect choice for homeowners looking to enhance their homes’ IAQ without sacrificing energy efficiency or the comfort of their living space.

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The MENRED G3 Energy Recovery Ventilators (ERVs) are an affordable and sustainable solution to enhance indoor air quality and save energy. With increased airtightness of homes and human activity indoors, deficient IAQ has become a common problem, leading to various health issues and cognitive impairment, especially in children and the elderly.

The MENRED G3 ERVs can be easily installed in any type of home, whether it’s a new construction or renovation project, to improve occupants’ well-being by effectively exchanging indoor and outdoor air and reducing indoor pollutants. By recovering the energy from the exhausted air and transferring it to the fresh outdoor air, the G3 ERVs also help save energy.

The MENRED G3 ERV is specifically designed to offer a solution for small homes and townhomes with tight space requirements. Its wall-mounted construction allows it to be installed easily in homes where space is a limitation. Despite its compact size, the G3 ERV is equipped with high-quality components and performance features that ensure optimal air exchange and energy efficiency.

all mounted hrv

Features:

1. High air Volume,low energy consumption Germany EBM DC Forward centrfugal Fan Constant flow, long distance air supply Maxumun transport of pure fresh air 7680m³ per day

2. One-piece EPP Shell and internal structure Quiter, cold-resisttant,and heat preservation

3. Highest efficiency energy recovery: heat and humidity exchange to meet the requirement of temperature controls in different season

4. PM2.5 filter effective 99%: Ability to filter smog: the measured air outlet PM2.5 is less than or equal to10ug/m³

5. Smart control: The product can be equipped with a 4-inch color LCD controller and air quality sensor, the operation is simple and clear, real-time monitoring of air quality.

Selection Table:

Model	Voltage(V/Hz)	Rated Air Volume(m³/h)	Rated Power(W)	Noise(dB(A))	Max Air Volume(m³/h)	Max Power	Weight(kg)	Motor
G3	220V/50Hz	210	90	39	320	210	19	EBM DC forward centrifugal motor
G3(210A1)	220V/50Hz	210	160	39	320	210	19	AC forward centrifugal motor

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SMART O2 G3 Energy Recovery Ventilator

FAQs

How does an ERV fit into the MENRED Wuheng Climate System? How does an ERV fit into the MENRED Wuheng Climate System?

The MENRED Wuheng Climate System takes an integrated approach to indoor climate by coordinating temperature control, humidity management, fresh air, cleanliness, and quietness.

Can an ERV work with radiant heating and cooling? Can an ERV work with radiant heating and cooling?

Yes. An ERV can work alongside radiant heating and cooling as part of an integrated indoor climate system.

How often should an ERV be serviced? How often should an ERV be serviced?

Routine maintenance generally includes checking filters, inspecting the heat or enthalpy exchange core, checking fans and accessible air passages, and verifying that supply and exhaust airflow remain appropriate.

How often should ERV filters be replaced? How often should ERV filters be replaced?

Filter maintenance intervals depend on the filter type, outdoor air quality, operating hours, and the manufacturer's instructions.

Can an ERV be installed in an existing home? Can an ERV be installed in an existing home?

Yes. Depending on the building layout and the selected model, an ERV may be suitable for retrofit projects as well as new construction.

Is an ERV noisy? Is an ERV noisy?

ERVs contain fans and moving air, so some operating noise is unavoidable. The perceived noise depends on fan speed, unit design, installation quality, duct sizing, airflow velocity, vibration isolation, and the location of the unit.

Where should an ERV be installed? Where should an ERV be installed?

The installation location depends on the ERV model, building layout, duct routing, outdoor air intake and exhaust locations, and access requirements.

How do I choose the right ERV for my home? How do I choose the right ERV for my home?

Start with the required ventilation airflow, then evaluate the unit's delivered airflow at the planned external static pressure, recovery performance, filtration, sound levels, dimensions, power consumption, controls, and maintenance access.

Does an ERV provide clean air without opening windows? Does an ERV provide clean air without opening windows?

An ERV can provide a controlled supply of outdoor air while reducing the need to open windows solely for ventilation.

Can an ERV remove PM2.5, dust, and pollen? Can an ERV remove PM2.5, dust, and pollen?

An ERV can reduce incoming airborne particles when equipped with suitable filters. Its effectiveness depends on the filter's tested efficiency, the particle size, sealing, airflow, and filter maintenance.

Can an ERV reduce indoor CO₂ levels? Can an ERV reduce indoor CO₂ levels?

An ERV can help reduce indoor carbon dioxide (CO₂) concentrations by replacing CO₂-rich indoor air with outdoor air, provided that the outdoor airflow and air distribution are adequate for the occupancy.

How much fresh air does a home need? How much fresh air does a home need?

Required outdoor airflow depends on the applicable building code, occupancy, floor area, room use, and the ventilation design standard used for the project.

Is an ERV suitable for hot and humid climates? Is an ERV suitable for hot and humid climates?

An ERV can be part of a ventilation strategy for hot and humid climates, but the design must account for both heat and moisture loads.

Does an ERV work in both summer and winter? Does an ERV work in both summer and winter?

Yes. An appropriately designed ERV can operate in both heating and cooling seasons.

Can an ERV control indoor humidity? Can an ERV control indoor humidity?

An ERV with an enthalpy exchange core can transfer moisture between incoming and outgoing air streams. This may help moderate indoor humidity, but it does not actively remove moisture in the same way as a dedicated dehumidifier.

Does an ERV save energy? Does an ERV save energy?

An ERV can reduce the energy required to condition outdoor ventilation air by recovering part of the heat and, where applicable, moisture from the exhaust air.

What is the difference between an ERV and a standard exhaust fan? What is the difference between an ERV and a standard exhaust fan?

A standard exhaust fan removes indoor air but does not normally recover energy from it. Replacement outdoor air must enter through designed inlets or other openings, and its temperature and moisture can add to the building's heating or cooling load.

What is the difference between an ERV and an HRV? What is the difference between an ERV and an HRV?

An HRV (Heat Recovery Ventilator) primarily transfers sensible heat between incoming and outgoing air. An ERV (Energy Recovery Ventilator) can transfer sensible heat and moisture when equipped with an enthalpy exchange core.

How does an ERV system work How does an ERV system work

An ERV draws outdoor air into the building and exhausts stale indoor air through separate air passages. Inside the energy recovery core, heat and moisture can transfer between the two air streams without intentionally mixing the bulk air streams.

What is an Energy Recovery Ventilator (ERV)? What is an Energy Recovery Ventilator (ERV)?

An Energy Recovery Ventilator (ERV) is a mechanical ventilation system that supplies outdoor air and exhausts stale indoor air while transferring heat and, in enthalpy recovery systems, moisture between the two air streams.

What is the difference between an ERV and a dehumidifier? What is the difference between an ERV and a dehumidifier?

An ERV primarily provides controlled ventilation and energy recovery. A dehumidifier primarily removes moisture from indoor air.

Can an ERV control indoor humidity? Can an ERV control indoor humidity?

An ERV can transfer moisture between incoming and outgoing air depending on its core technology and operating conditions.

How enthalpy exchanger works? How enthalpy exchanger works?

By recovering and reusing the energy from the exhaust air, enthalpy exchangers effectively reduce the energy demand of the HVAC system, improve indoor air quality, and enhance overall energy efficiency in buildings.

Filter replacement Filter replacement

1、When the controller cartridge progress bar shows red, please replace the cartridge in time. 2、Open the middle gland plate of the exchange core in the direction as shown. 3、Take out the cartridge in the direction of the figure and replace it. 4、Put the replaced cartridge into the corresponding slot and cover the exchange core gland. 5、Open the cartridge setting page of the controller and press and hold the cartridge progress bar for 5 seconds to reset the cartridge balance, and the display shows 100% that the reset is successful. Note: Steps 1 and 5 are required for CLS4.0S LCD controller, if you purchase other controllers, please refer to the manual of the controller.

How many modes of Menred G3 ventilator can be set? How many modes of Menred G3 ventilator can be set?

Energy saving mode: The air volume of exhaust air and fresh air are equal. Default wind speed is low speed. Haze removal mode: The fresh air is high speed, the exhaust air is low speed, and the wind speed shows high speed. Sleep mode: Both fresh air and exhaust air are low speed, wind speed shows low speed. Auto mode: Automatically adjust the airflow level according to the indoor CO2 and PM2.5 concentration. User can set the corresponding value in the setting page. For example, when PM2.5 is set to High > 100 > Medium > 35 > Low and C02 is set to High > 1500 > Medium > 700 > Low, when the air quality sensor detects PM2.4 > 100 and CO2 is between 700 and 1500, the wind speed is high.

what is an enthalpy exchanger what is an enthalpy exchanger

Enthalpy exchangers are particularly useful in climates where there are significant temperature and humidity differences between the indoor and outdoor environments. Apart from transferring sensible heat (temperature), they also transfer latent heat (moisture) between the airstreams, providing the benefits of both heat and moisture recovery.

Why Does Our Home Need an ERV Ventilation System? Why Does Our Home Need an ERV Ventilation System?

Fresh air is not just about breathing better. It is an essential part of creating a comfortable, healthy, and durable home.