By Tarik, Senior HVAC Specialist at Air Climatisation VS
Quick Takeaway: Installing a wall-mounted or multisplit heat pump does not automatically mean your electric baseboards should be removed. In many Lachine homes, keeping selected baseboards available can provide useful backup heat and better room-by-room comfort, especially in closed bedrooms, basements, or areas outside the heat pump’s normal airflow path.
If your home already uses electric baseboards, the better question is not whether they should all stay or all go. The real question is what role each heater should have after the heat pump is installed.
A Heat Pump and Electric Baseboards Can Work Together
A wall-mounted heat pump heats by moving warm air through the home. Electric baseboards work differently. They heat individual rooms directly and are usually controlled by separate thermostats.
That difference can make the two systems complementary.
In a typical Lachine bungalow, split-level, semi-detached home, or townhouse, a heat pump installed in the main living area may handle most of the heating during normal winter conditions. Existing baseboards can then remain available in rooms where the heat pump has difficulty maintaining the desired temperature.
That is very different from operating every baseboard exactly as before.
The objective is usually to let the heat pump carry as much of the normal heating load as the home’s layout allows while keeping supplemental heating available where it still serves a purpose.
For homes without practical ductwork, a properly planned wall-mounted heat pump installation can provide both heating and cooling without requiring major structural changes.
Why One Heat Pump Head Does Not Heat Every Room Equally
One of the biggest factors is airflow.
A wall-mounted heat pump does not distribute heat through walls. Warm air needs a reasonable path from the indoor unit to the spaces it is expected to heat.
Think of it like lighting a house with one lamp. An open hallway allows the light to reach much farther than a closed room. Heat behaves differently, but the practical limitation is similar: doors, walls, floor levels, and room layout affect how effectively warmth moves through the house.
Open Living Areas Usually Work Better
A heat pump located in an open living room, dining room, or kitchen area may distribute heat effectively across connected spaces.
This is particularly common in:
- open-concept main floors
- bungalows with a central hallway
- split-level layouts with relatively open circulation
- living and dining areas connected without doors
In these areas, existing baseboards may rarely need to operate once the heat pump is handling most of the heating.
Closed Bedrooms Are Different
Bedrooms present a different problem.
When a bedroom door remains closed overnight, airflow from a heat pump located elsewhere in the house may be significantly reduced. The room can gradually become cooler than the main living area.
Keeping an existing baseboard available allows that bedroom to maintain its own temperature without forcing the main heat pump to overheat the rest of the house.
The same principle can apply to:
- home offices
- guest rooms
- bathrooms
- additions
- rooms located at the far end of the house
Rather than automatically removing those heaters, it often makes more sense to evaluate how each room will actually receive heat.
Basements Often Need Their Own Heating Plan
Basement comfort deserves separate consideration.
A heat pump installed upstairs may not distribute enough heat downward into a basement, especially when doors, stair configurations, finished walls, or separate rooms restrict airflow.
Finished basements can also contain several different heating zones:
- family rooms
- bedrooms
- offices
- utility areas
- bathrooms
Existing electric baseboards can remain useful in these spaces even when the main floor relies primarily on a heat pump.
Another option is a multisplit system with an indoor unit serving the basement directly.
The right solution depends on how the basement is used and whether installing another indoor head provides enough benefit compared with retaining supplemental electric heating.
Would a Multisplit System Reduce the Need for Baseboards?
Potentially, yes.
A multisplit heat pump connects several indoor units to one outdoor system. This allows heating and cooling to be delivered directly to multiple areas of the home.
For example, a Lachine homeowner might use:
- one indoor head for the main floor
- one for the basement
- another for an upper floor or bedroom zone
This can provide much better coverage than expecting a single indoor unit to condition an entire multi-level home.
But installing a head in every room is not automatically necessary.
Indoor-unit placement should be based on room loads, airflow, floor plan, occupancy, and comfort expectations. Adding equipment simply because a room exists can make the system more complicated without necessarily improving the overall result.
In some homes, a combination of two or three heat pump zones plus a few retained baseboards is more practical than trying to eliminate resistance heating completely.
How Should Baseboard Thermostats Be Set?
This is where system coordination becomes important.
If the heat pump and baseboards are both set to maintain exactly the same temperature, the baseboards may begin heating before the heat pump has had a chance to carry the load effectively.
That can reduce the amount of heating the heat pump provides.
A common planning approach is to use the heat pump as the primary source and keep baseboard thermostats lower so they operate only when additional heat is needed.
The appropriate settings depend on:
- room layout
- thermostat location
- heat pump capacity
- insulation
- outdoor conditions
- homeowner comfort preferences
There is no universal thermostat number that works for every property.
The important point is that the systems should have clearly defined roles rather than competing with each other.
Should You Remove Baseboards That Rarely Operate?
Not necessarily.
A baseboard that remains installed but rarely operates does not necessarily need to be removed, provided the heater and its electrical connection remain in suitable condition. In some rooms, retaining it provides useful heating flexibility without making it the primary source of heat.
Before removing existing heaters, consider several factors.
Does the Heat Pump Reliably Reach the Room?
If the room remains comfortable during different outdoor conditions, the baseboard may no longer be important.
If the room regularly becomes cooler because of closed doors or limited airflow, keeping supplemental heating may make sense.
Could the Room’s Use Change?
A guest room today could become a child’s bedroom or home office later. A basement storage area could eventually become finished living space.
Keeping an existing heater can preserve flexibility.
Would Removal Require Additional Electrical or Finishing Work?
Removing a baseboard is not simply a matter of taking it off the wall. Electrical connections need to be handled correctly, and wall or trim work may be required afterward.
If there is no practical reason to remove the heater, leaving it available can sometimes be the simpler option.
Electrical Capacity Still Matters
Adding a heat pump changes the home’s electrical load even if the existing baseboards remain installed.
The installation should account for:
- available panel capacity
- heat pump electrical requirements
- existing heating circuits
- other large electrical loads
- future equipment plans
Keeping baseboards connected does not mean they will all operate at the same time as the heat pump, but the overall electrical system still needs to be evaluated properly.
This is one reason heat pump planning should include more than choosing an equipment model from a brochure.
The home’s heating layout, electrical service, equipment location, and intended use should all be reviewed together.
When Does Keeping Baseboards Make the Most Sense?
Keeping at least some existing baseboards is particularly practical when:
- the heat pump serves mainly an open central area
- bedrooms are frequently kept closed
- the home has multiple floors
- the basement has separate rooms
- some areas are only occasionally occupied
- the homeowner wants independent supplemental heating
- removing the baseboards offers little practical benefit
On the other hand, a well-designed multisplit or central HVAC system may reduce the need for supplemental room heaters considerably.
The decision should follow the actual heating plan rather than a rule that every electric heater must disappear after a heat pump is installed.
Plan the Entire Heating System, Not Just the Heat Pump
The most effective heat pump installation starts with the house rather than the equipment.
For a Lachine home, that means looking at:
- floor plan
- room usage
- airflow paths
- insulation
- number of levels
- basement configuration
- existing electric heating
- electrical capacity
- indoor-unit placement
A heat pump can become the home’s primary source of heating while selected baseboards remain in a supporting role.
That approach can provide efficient day-to-day heating without giving up independent heat in rooms that need it.
FAQ
Can I leave all my electric baseboards installed after adding a heat pump?
Yes. Installing a heat pump does not normally require removing existing electric baseboards. Whether individual heaters are still useful depends on airflow, room layout, heating zones, their condition, and how each space is used.
Will electric baseboards interfere with a heat pump?
They can if both systems are configured to heat the same area aggressively at the same time. A better strategy is generally to let the heat pump act as the primary source while baseboards provide supplemental heat where needed. Thermostat settings should be planned around the specific home.
Is a multisplit heat pump better than keeping baseboards?
Not automatically. A multisplit system can provide direct heating to more areas, but adding an indoor unit to every room is not always necessary. In some homes, combining several heat pump zones with a few existing baseboards provides a simpler and more flexible arrangement.