You cannot actively increase humidity with an HRV, at least during the cold months. The dial control allows you to run the unit as needed to reduce humidity by exchanging more moist indoor air with dry outdoor air. If you’d like to raise humidity you need to actually introduce moisture into your home.

Does HRV increase humidity?

An HRV is a controlled ventilation system that helps reduce high humidity, pollutants and odours by replacing stale air with fresh warm air.

What humidity should my HRV be set at?





25 percent to 50 percent

As a general rule of thumb, you should set your system’s dehumidistat to 25 percent to 50 percent depending on the temperature to keep condensation at bay. For instance, 50 percent is the maximum relative humidity you should have if the outdoor temperature is between -11 degrees Celsius to 18 degrees Celsius.

How do I make my humidity level higher?

12 Ways to Add Moisture to Dry Air and Increase Humidity Levels at Home

  1. Use a Large Room Humidifier. …
  2. Air-dry Your Clothes Inside on a Drying Rack. …
  3. Add Houseplants to Your Room. …
  4. Use a Powerful Essential Oil Diffuser. …
  5. Leave the Bathroom Door Open When Showering. …
  6. Leave the Water in the Bathtub and Let it Cool.

Does HRV increase humidity in winter?

Both HRV and ERV’s will help with winter humidity levels and provide continuous fresh air for better indoor air quality, however ERV’s have the added benefit of reducing over-drying the home in winter and reducing humidity gains in the summer, helping your air conditioner run more efficiently.

Do I need a dehumidifier if I have an HRV?





Do You Need a Dehumidifier If You Have An HRV? The answer is Yes, generally speaking. Just like we already stated, an HRV may not remove as much humidity as a dehumidifier. This is because a lot of heat and moisture exchanges take place depending on the season.

Do I need humidifier if I have HRV?

Air humidification can represent an essential addition to an HRV unit. Controlling relative humidity and keeping it at around 50% is in fact fundamental for ensuring the health and comfort of the people who occupy indoor spaces.

Should I leave my HRV on all the time?

To ensure that you home is well-ventilated and maintains good air quality, your HRV and ERV should run continuously. Many HRV fans can operate at low, medium, or high speeds depending on the ventilation requirements.

What setting should HRV be on in winter?

Tips for using your HRV



Set the control to the highest setting in warmer weather; lower the setting as the weather gets colder. In winter, set the dehumidistat just low enough to prevent condensation on windows.

Should I turn off HRV in summer?



There are different schools of thought on this subject, but as a general rule of thumb, it’s best to only turn your HRV system off completely during the summer if you have your windows open.

How do I set my HRV to summer?

Spring, Summer, Autumn: Lower ventilation levels (1 – 3) Winter: Higher ventilation levels (3 – 6) To activate: Turn off system (press Power button). Hold the Down arrow for 3 seconds or until display is lit. Press Power button to adjust between 1 and 6. To exit, press the FUNC button.

How do you humidify a whole house?

The best way to maintain healthy humidity levels is with a whole-house humidifier, also known as a furnace humidifier. Unlike single-room or personal humidifiers which only add moisture to a small space, furnace humidifiers take care of your whole house and require less maintenance.

Do air exchangers add humidity?



An air exchanger unit will not create humidity. It is used to exhaust excess humid air and replace it with dry air in winter. A humidifier may still be needed.

Should you run air exchanger all the time?

Your air exchanger is most effective when run continuously. As long as it’s on, your exchanger continuously filters out polluted air and brings in the clean stuff. If you turn your exchanger off, pollutants can build up in your indoor air.

Should air exchanger be on in winter?

Should I Run The Air Exchanger During Winter? Every home is different depending on how much condensation builds up during the winter, Simple answer is yes. During the winter, your home will experience high amount of condensation due to the insulation and moisture barriers (Thermo poly).

Should I run my air exchanger in the summer?

The answer depends on your home’s air conditioning system, your ERV wall control, the outdoor temperature and, most importantly, the outdoor relative humidity. As a rule of thumb, if you are more comfortable outside than inside your house, you should run your air exchanger in the summer.

How do I adjust the humidity in my air exchanger?




Quote from Youtube video: Control which is typically going to be mounted on your ductwork somewhere. And you turn it to the off. Position. So during the summer. This is off you turn this on in the fall or into winter.

What setting should my air exchanger be on in the summer?

The humidity dial should be set to the highest setting. After the humidity level reaches the point you set it to, the air exchanger will automatically switch to high.

How does HRV work with furnace?

An HRV is an energy recovery ventilation system that works to reduce the heating and cooling demands of a building. It does this by recovering any residual heat left in the furnace exhaust exiting the home, and using it to warm the fresh air being brought into the home from outside.

Should furnace fan run with HRV?

you need the fan on the furnace to be running with the HRV to effectively draw in the fresh air and distribute it throughout the building. If you don’t interlock it with the furnace fan you’re just drawing in fresh air to sit in the duct work.

Should HRV be interlocked with furnace?



HRVs that take exhaust air or provide fresh air into the return plenum should be interlocked with the furnace fan. The HRV should operate on low speed with the furnace fan operating. If the furnace fan is multiple speed, it is often operated on low speed at the same time.