Types Of Equipment

Provided by Comfort Owl

HVAC Equipment


Comfort Owl offers a vast array of equipment available for rental or financing. But what does all this equipment do? We’d like to make it easier for you to understand. 


Each of these heating options serves a specific purpose, whether it’s warming an entire home (furnace), heating a garage space (garage unit heater), or adding charm and warmth to a room (fireplace). The choice of which to use depends on individual heating needs and preferences.

Furnace (Gas or Propane):

A furnace is a heating system commonly found in homes and commercial buildings. It is designed to generate warm air and distribute it throughout the indoor space to maintain a comfortable temperature. Gas or propane furnaces are popular choices for their efficiency and effectiveness. Here’s how they work:

  • Fuel Source: A gas or propane furnace uses natural gas or propane as its fuel source.
  • Combustion Process: The furnace ignites the gas in a combustion chamber, creating heat.
  • Heat Exchange: The generated heat is transferred to the air passing through a heat exchanger.
  • Air Distribution: A blower fan then circulates the heated air through ductwork, which directs it to various rooms.
  • Thermostat Control: The furnace’s operation is controlled by a thermostat, which allows users to set their desired temperature.

Garage Unit Heater:

A garage unit heater is a heating appliance designed specifically for garages and similar spaces. These heaters are ideal for keeping the garage warm during colder months, making it comfortable for various activities. Here’s how they work:

  • Heating Element: Garage unit heaters typically use electricity, natural gas, or propane as their heat source.
  • Distribution: They release heat into the garage using a fan or blower.
  • Mounting: These heaters can be wall-mounted or suspended from the ceiling to save space and provide even heat distribution.
  • Safety Features: Many garage unit heaters include safety features like overheating protection to ensure safe operation.


A fireplace is a hearth or an enclosed fire pit that serves both practical and aesthetic purposes in homes. Fireplaces are available in various types, including traditional wood-burning, gas, and electric fireplaces. Here’s how they generally work:

  • Fuel Source: The type of fireplace determines the fuel source. Wood-burning fireplaces use logs, gas fireplaces use natural gas or propane, and electric fireplaces rely on electricity.
  • Combustion or Heating Element: In a wood-burning fireplace, logs are ignited, and the combustion process generates heat. Gas fireplaces use a gas burner, and electric fireplaces use electric coils or infrared heaters.
  • Heat and Flame Display: Fireplaces create a cozy ambiance with their flames and heat output. Gas and electric fireplaces often feature realistic flame simulations.
  • Ventilation: Traditional wood-burning fireplaces require a chimney or vent for smoke and emissions. Gas fireplaces typically use direct vent or ventless options. Electric fireplaces don’t require ventilation.



Air Conditioner:

An air conditioner, often referred to as an AC or A/C, is an essential cooling system commonly found in homes, offices, and commercial spaces. It’s designed to regulate indoor temperature by removing heat and humidity from the air, creating a comfortable and cooler environment. Here’s how it typically works:

  • Refrigeration Cycle: Air conditioners use a refrigeration cycle to cool the indoor air. This cycle involves the evaporation and condensation of a refrigerant fluid within the system.
  • Indoor Unit: The indoor unit contains an evaporator coil and a blower fan. Warm indoor air is blown over the evaporator coil, where it’s cooled as the heat is absorbed by the refrigerant.
  • Outdoor Unit: The outdoor unit houses the condenser coil and a compressor. The refrigerant, now carrying the heat from indoors, is pumped to the outdoor unit, where it releases the heat.
  • Cool Air Distribution: The cooled air is then circulated back into the living space via ductwork or air handler units.
  • Thermostat Control: A thermostat is used to set and maintain the desired indoor temperature. It also controls the operation of the AC system.


Ductless Air Conditioner (Ductless Mini-Split):

A ductless air conditioner, also known as a ductless mini-split or mini-split system, is an alternative cooling solution that provides precise temperature control without the need for ductwork. It’s composed of two main units: an indoor air-handling unit and an outdoor condenser unit. Here’s how it generally works:

  • Indoor Unit: The indoor air-handling unit, or evaporator, is typically wall-mounted or ceiling-suspended. It contains a cooling coil and a blower fan.
  • Refrigerant Lines: Instead of ducts, refrigerant lines and electrical cables connect the indoor and outdoor units. The refrigerant circulates between the two units.
  • Outdoor Unit: The outdoor condenser unit contains the compressor, condenser coil, and a fan. It releases heat into the outdoor air.
  • Individual Zones: Ductless mini-splits can have multiple indoor units, each serving a specific zone or room. This allows for customizable cooling in different areas.
  • Remote Control: Users can control the temperature and operation of each indoor unit using remote controls or smartphone apps.

Ductless air conditioners offer flexibility and energy efficiency, making them suitable for various applications, such as single-room cooling, home additions, and spaces without existing ductwork. They are known for their ability to provide zoned cooling, enabling different areas of a building to have personalized temperature settings.


These various HVAC and heating systems offer different capabilities and features to meet specific heating and cooling needs, whether it’s for single-room or whole-home applications, indoor air quality improvement, or energy efficiency. The choice of system depends on factors such as the size of the space, climate conditions, and individual preferences.


Heat Pump:

A heat pump is a versatile HVAC system that can both heat and cool indoor spaces. It operates by transferring heat between the indoors and outdoors. In cooling mode, it removes heat from indoor air and releases it outside. In heating mode, it extracts heat from the outdoor air (or from the ground in a geothermal heat pump) and brings it indoors to warm the space.


Combination Furnace & Air Conditioner:

A combination furnace and air conditioner, often referred to as a “central HVAC system,” combines the functions of a furnace for heating and an air conditioner for cooling. This integrated system is common in many homes and provides year-round temperature control.


Combination Furnace & Heat Pump:

Similar to the combination furnace and air conditioner, a combination furnace and heat pump system pairs a furnace for heating with a heat pump for efficient cooling. The heat pump provides cooling during the warmer months and heating during the colder months.


Hydronic Heating:

Hydronic heating is a heating system that uses water to transfer heat. A boiler heats the water, which is then distributed through pipes or tubing to radiators, underfloor heating systems, or baseboard heaters. The heat is released into the rooms, providing comfortable warmth.


Mini-Split System (Ductless Mini-Split):

A mini-split system is a ductless HVAC solution that consists of an outdoor condenser unit and one or more indoor air-handling units. These indoor units are typically wall-mounted or ceiling-suspended and allow for zoned cooling and heating. Refrigerant lines connect the indoor and outdoor units.


Air Handler:

An air handler is an essential component of a forced-air HVAC system. It includes a blower fan and a heat exchanger (in heating mode) or a cooling coil (in cooling mode). The air handler circulates conditioned air through the ductwork to maintain indoor temperature and comfort.


Air Exchanger:

An air exchanger, or heat recovery ventilator (HRV), is a device used to exchange indoor and outdoor air while recovering heat in the process. It helps maintain indoor air quality by ensuring fresh air circulation while minimizing energy loss.


HEPA Filter:

A HEPA (High Efficiency Particulate Air) filter is a highly efficient type of air filter designed to trap and remove a wide range of airborne particles, including dust, pollen, pet dander, and microorganisms. HEPA filters are commonly used in HVAC systems and air purifiers to improve indoor air quality.


These water heating and treatment systems are essential for meeting various household and industrial needs, from providing hot water for daily use to ensuring water quality and safety. The choice of system depends on factors like energy source availability, space, and specific water treatment requirements.


Tank Water Heater (Gas, Electric, Propane):

A tank water heater is a common appliance used to heat and store a reservoir of hot water for various household needs, such as bathing, cooking, and cleaning. There are different fuel sources for tank water heaters, including gas, electric, and propane. Here’s how they generally work:

  • Heating Element: Gas water heaters use a burner at the bottom to heat water. Electric water heaters have heating elements within the tank. Propane water heaters use a propane flame for heating.
  • Storage Tank: Hot water is stored in an insulated tank until it’s needed.
  • Temperature Control: A thermostat regulates the water temperature to maintain a set level.
  • Flow and Refill: Cold water enters the tank to replace the hot water used, ensuring a continuous supply.


Tankless Water Heater (Gas, Electric, Propane):

A tankless water heater, also known as an on-demand water heater, heats water only as needed, providing an efficient and space-saving solution. Like tank water heaters, they come in gas, electric, and propane models:

  • Heating Element: Tankless water heaters use a heat exchanger to rapidly heat water when a hot water tap is turned on.
  • No Storage Tank: Unlike tank water heaters, tankless units do not store hot water. They heat water on demand, which can result in energy savings.
  • Endless Hot Water: Tankless systems can provide a continuous supply of hot water as long as the demand doesn’t exceed their capacity.



Boilers are heating systems used to generate hot water or steam for various applications, including heating buildings, producing hot water, and powering industrial processes. There are gas, oil, and electric boilers:

  • Heating Element: Boilers use a fuel source (gas or oil) to heat water or create steam in a closed system.
  • Distribution: The hot water or steam is circulated through radiators, baseboard heaters, or radiant floor systems to provide warmth.
  • Versatility: Boilers can be used for both heating and hot water production.


Water Softener:

A water softener is a water treatment system designed to reduce the hardness of water by removing minerals like calcium and magnesium. Hard water can cause scale buildup in pipes, appliances, and water heaters. A water softener uses a process called ion exchange to replace hard minerals with sodium or potassium ions, resulting in softened water.


Water Filtration:

Water filtration systems are used to remove impurities, contaminants, and sediments from water, enhancing its quality. These systems can utilize various methods, including physical filtration, carbon filtration, and reverse osmosis, to provide clean and clear drinking water.


Water Purification:

Water purification systems are designed to eliminate potentially harmful microorganisms, chemicals, and pollutants from water sources. This includes UV purification, chemical treatment, and advanced filtration processes to ensure safe and pure drinking water.