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Electricians, HVAC Contractors & Water Heater Services in Post Falls, ID

Post Falls, ID is a city with unique opportunities for recreation within some of the most beautiful mountainous lakeside scenery imaginable. With such exquisite nature as a backdrop it is a city that offers not only wonderful living but true beauty in all aspects of life.

ACI Northwest is privileged to be an air conditioning, heating, and electrical contractor company in Post Falls that supplies a large selection of residential services consisting of heating, air conditioning, generators, indoor air quality, and water heaters, while additionally handling a mixture of commercial services pertaining to HVAC systems and energy management systems.

Our well-educated experts have the hands-on experience essential to performing any task within each of these fields of service such as new installations, full replacements, whole system repairs, and preventive maintenance plans. Read more about ACI Northwest and the wide array of services that we supply in Post Falls, ID, and surrounding areas.

Heating Services

ACI Northwest is a heating services company that provides a complete collection of heating system services such as heating system repairs and maintenance plans, as well as heater installations and replacements. We are professionals in heating sources including heat pumps, furnaces, boilers, air handlers, ductless mini split heating units and forced air heating systems.

Electricians in Post Falls, ID

When the electricity is out and creating electrical energy is necessary, our electricians are poised to handle any generator needs, electrical system repairs and maintenance, or electrical installation and replacement you may need. Our skills with electrical systems cover everything from attic fans, surge protection, indoor and outdoor lighting, circuitry issues, outlets and switches, circuit breaker panels, fuse box upgrades, smoke detectors, as well as whole house generators. If you’re experiencing trouble in any of these categories and need on of our electricians in Post Falls to come out, call ACI Northwest today.

Air Conditioning Services

As an air conditioning system services company we provide quality air conditioning services that include air conditioning system repairs and maintenance plans, as well as air conditioner installations and replacements. We have experience with ductless mini split air conditioner units, central air conditioners and forced air conditioning systems.

Indoor Air Quality Services

When indoor air quality becomes the focus of your indoor space it is good to know that we offer a mixture of indoor air quality products in Post Falls such as UV germicidal lights, energy recovery ventilators, air cleaners, air purifiers, air filtration systems, humidifiers, and duct repair. We can be of assistance to you during the process of choosing the combination of indoor air quality products that will work best for your particular needs.

Water Heater Installation, Replacements, Maintenance and Repairs

When needs arise in Post Falls that are associated with water heating, our team is ready to offer water heater repairs and maintenance plans, as well as hot water heater installations and replacements. We are trained in every water heater type such as tankless water heaters and storage tank water heaters and are familiar with the needs and maintenance procedures associated with all types.

Commercial Services in Post Falls, ID

We are a commercial services company and provider of all commercial HVAC services from commercial heating and air conditioning repairs and maintenance plans to installations and replacements. We work on packaged air conditioner units, rooftop units, forced air systems, commercial boilers and chillers, as well as energy management systems which offer advanced HVAC system and lighting system monitoring. Contact ACI Northwest today and obtain the quality commercial services that your business deserves.

Local Reviews
for Post Falls, ID

ACI Northwest Rated 4.9 out of 5 stars based on 150 customer reviews


Map of Post Falls, ID

great service vey professional, very knowledgeable..




Review of ACI Northwest

I would recommend ACI and Tim Anderson to all my friends for all the hvac needs


Map of Post Falls, ID

Highly Recommend!!!!!




Review of ACI Northwest

I don't impress easily; however, I have been very happy with ACI from my first encounter with them. Most recently, Casey did an annual check on my furnace and got everything squared away for the coming Winter. He was professional, courteous and cheerfull - not always found in service people. Note: I highly recommend their annual service program!!


Map of Post Falls, ID

Excellent service!!




Review of ACI Northwest

Tim did a fantastic job. Scheduling was easy and quick. He was on time, thorough, professional, and explained everything well.


Map of Post Falls, ID

September 2021 Service




Review of ACI Northwest


Map of Post Falls, ID

Tim was great!




Review of ACI Northwest

We would like Tim to do our service calls. He was very knowledgeable and nice.


Tim A.

Tim A.

I performed her boiler maintenance and found it in good working condition.

Near E Mullan Ave, Post Falls, ID 83854
Tim A.

Tim A.

I performed her heating maintenance and signed her up for premium loyalty plan.

Near N Pyroclast St, Post Falls, ID 83854
Casey  M.

Casey M.

Service furnace

Near Maplewood Ave, Post Falls, ID 83854
Tim A.

Tim A.

I advised her on how to avoid the unit freezing up in the future and helped her with a gas leak.

Near Aberdeen Ct, Post Falls, ID 83854
Casey  M.

Casey M.

Service furnace and ac

Near E Stoneybrook Loop, Post Falls, ID 83854
Tim A.

Tim A.

I performed their heating maintenance and signed them up for our premium maintenance plan.

Near N Top Flight Ct, Post Falls, ID 83854
Tim A.

Tim A.

I performed her boiler maintenance and signed her up for plus maintenance plan.

Near W Manitoba Ct, Post Falls, ID 83854
Tim A.

Tim A.

Performed heating and cooling maintenance on two systems and cleaned very dirty filters.

Near S Greensferry Rd, Post Falls, ID 83854
Tim A.

Tim A.

Diagnosed and replaced capacitor.

Near E Plaza Dr, Post Falls, ID 83854
Tim A.

Tim A.

Air conditioning maintenance

Near Rainbow Ct, Post Falls, ID 83854
Tim A.

Tim A.

A/C maintenance and premium maintenance plan sign up.

Near Walrus Ct, Post Falls, ID 83854
Tim A.

Tim A.

Diagnosed system and replaced thermostat.

Near Big Sky Dr, Post Falls, ID 83854
Tim A.

Tim A.

Air conditioning maintenance.

Near Amur Ln, Post Falls, ID 83854
Tim A.

Tim A.

Air conditioning maintenance and signed up for premium maintenance plan.

Near Kyong Ct, Post Falls, ID 83854
Tim A.

Tim A.

Replaced capacitor and signed up for premium maintenance plan.

Near E Decaro Loop, Post Falls, ID 83854
Ryan  W.

Ryan W.

Charged Goodman air conditioner with R-22 refrigerant

Near W Riverview Dr, Post Falls, ID 83854
Casey  M.

Casey M.

Near Big Sky Dr, Post Falls, ID 83854
Post Falls, ID -
Casey  M.

Casey M.

Ac not working

Near Big Sky Dr, Post Falls, ID 83854
Dean F.

Dean F.

Recharged ac unit back to normal operations.

Near N Shooting Star St, Post Falls, ID 83854
Michael C.

Michael C.

Ryan’s air conditioner repair maintenance service inspection and cleaning.

Near W Roslyn Dr, Post Falls, ID 83854
Ryan  W.

Ryan W.

Replaced Air Scrubber ultraviolet air cleaning bulb with a non-ozone UV bulb.

Near N Ewell Ct, Post Falls, ID 83854
Dean F.

Dean F.

PERFORMED COOLING MAINTENANCE ON TRANE EQUIPMENT

Near S Forest Glen Blvd, Post Falls, ID 83854
Michael C.

Michael C.

Trane air conditioner repair maintenance service inspection and cleaning

Near W Ashworth Ln, Post Falls, ID 83854
Andrew T.

Andrew T.

Remodel work on residence

Near N Post St, Post Falls, ID 83854
Andrew T.

Andrew T.

Install receptacle

Near Railroad Ave, Post Falls, ID 83854
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