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Majordomo MF (Multi Flow) for apartment buildings with supply/inlet valves and a shared exhaust fan

The air separator. Add up to 50% to a ventilation system efficiency
Improves air quality by maintaining comfortable CO2 and humidity levels
Increases service intervals in ventilation system maintenance
Reduces the initial cost of purchasing and installing a ventilation system
Reduces heating costs

Majordomo MF increases the energy efficiency of the ventilation system with a shared exhaust fan

Majordomo MF algorithm together with the control device and integration into the general ventilation system performs the task of sorting and redistribution of air flows individually, inside each room of each apartment of the apartment building depending on the intensity of use of the rooms.
Majordomo MF is a solution to enhance the quality of life even if an apartment building cannot be equipped with a shared or individual heat recovery system
Majordomo MF is used in apartment buildings when a shared professional equipment (fan with pressure sensor, heat pump, etc.) is placed on one shared ventilation shaft on the roof, and only Majordomo MF is placed in each apartment without fan control, but with fresh air supply through supply dampers.

Thus our system regulates the air flow in each apartment and closes the dampers when fresh air is not needed, and the fan on the roof has a pressure sensor and regulates the speed and volume of the extracted air.

Approximate calculation of the payback of the system

Apartment building with one common exhaust unit on the roof or in the technical room for 20 apartments.
Costs
Price and installation of Majordomo MF system
€2000 * 20 = €40,000
Savings
Savings on changing filters in the recuperator 2 calls to the master + filters, per year
€200 * 20 = €4000
Savings on heating, approximately 15%, per year
€400 * 20 = €8000
Savings on the initial cost of the total recuperator system
from €10,000
Total
Savings per year more than
€12,000
Total
Savings on start-up costs
€10,000
Total
Payback is less than
3 year

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Installation and Maintenance

Easy installation
A qualified installer can install the Majordomo Multi Flow system without the need for special training.
Detailed instructions
Each device comes with a detailed step-by-step instruction. It is necessary to select the required operating mode by jumper on the board according to the instruction under the cover. The device is set up and calibrated independently, no additional adjustment is required.
Cost-neutral maintenance
The unit requires no regular maintenance, just what you do as part of your general ventilation system maintenance. No consumables or annual maintenance fees.

Specifications and documents

Technical
specifications
Maximum volume of air extracted through the system
Up to 300 m3/h
Housing material
ABS plastic
System power supply
220V 50 Gh
Power supply
12V
Control panel
Touch screen, wired
Connecting ductwork: room/toilet/bathroom/kitchen
Ø 100, Ø 125
Connecting ductwork: shaft
Ø 125
Type of connected fan
There is no fan control
Weight of the device
3,6 kg

Learn more about how Majordomo works

The air quality management system, consisting of the control device, Majordomo HR algorithm and MVHR system, takes over the function of sorting and redistributing air flows inside the house or apartment depending on the intensity of room use.
Watch the Majordomo system presentation
How we improve energy efficiency
Majordomo HR
Majordomo FR
Majordomo HF
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Majordomo HR
home 50
MVHR Booster. Add up to 50% to a ventilation system efficiency. Achieved through system adaptability
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For residential homes and apartments with an individual MVHR system
Learn how it works
Majordomo FR
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The energy efficiency of this device is comparable to MVHR equipped systems.
This is achieved through adaptability
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For private houses with an exhaust fan and supply valves with a shared exhaust fan
Learn how it works
Majordomo HF
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MVHR Booster. Add up to 50% to a ventilation system efficiency. Achieved through system adaptability
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For apartment in condo with a shared MVHR system
Learn how it works