What Is the Difference Between Commercial and Residential HVAC System?

Rooftop vs. ground-level AC units comparison. Energy efficiency and installation options.
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Both commercial and residential HVAC systems heat, ventilate, and cool spaces; however, they vary incredibly in the mechanism, power usage, size, and other aspects. This is because addressing a commercial space’s heating and cooling requirements differ drastically compared to a home. With that in mind, let us delve into seven differences between a commercial and residential HVAC system.

1. Size and Power

Whereas both commercial and residential HVAC systems serve essentially the same purpose, cooling and heating needs vary dramatically with the building’s size. A commercial system is tailored to sizeable square footage and more occupants. As such, it requires more power to meet higher heating and cooling demands.

Both systems have similar sizing considerations, including square footage, peak usage hours, and efficiency. However, these factors have higher values in commercial spaces compared to homes.

2. Complexity

You expect more complexity in the structure and components of a HVAC system when it comes to get Commercial HVAC Services. When it comes to a commercial system, the building is more extensive and may consist of several spaces with varying heating needs. The system must account for multiple thermostats, blowers, and dampers to effectively manage temperatures in different zones. Adding to the complexity are more wires, buttons, switches, and advanced systems for exhaust alleviation.

However, residential equipment is designed to heat and cool a single-family dwelling and therefore features simple design and parts.

3. Modular vs. Split

Commercial heating and cooling systems typically come as one package with several thermostats. However, contractors can add modules to the system to adapt to expanding HVAC needs. The HVAC modules vary from one business to another with capacity requirements and other variables.

In contrast, residential systems are split systems, typically featuring two parts- a compressor located outdoors and an evaporator installed indoors. This incredibly limits expansion and modification capabilities.

A commercial system comes with a great deal of flexibility but requires the intervention of a qualified contractor who can maneuver the unique structure with experience and skill. You also need to schedule regular maintenance for your residential HVAC unit to prevent total system replacement.

Learn more about our HVAC services in different areas of California, including all of Conejo Valley areas and nearby regions, including Los Angeles County, Ventura County, and Santa Barbara County.

4. Installation Location

HVAC contractors often install residential units behind or beside a home, keeping it out of the way of the home’s occupants but still making it easy to access for repair and maintenance. In contrast, commercial units are typically installed on the roof of a building for the following reasons:

  • The unit’s size makes it tricky to install in or around the house without occupying too much usable space. As such, owners prefer taking advantage of the unused rooftop space.
  • Commercial units tend to be noisier than their residential counterparts. Placing them on the rooftop keeps the noise away from the building’s occupants.
  • Rooftop installation safeguards the equipment from vandalism and accidental damage since commercial buildings are synonymous with heavy foot traffic.
  • The roof offers convenient access for unit maintenance and repairs without disturbing people using the building.

RELATED ARTICLE: 5 Common HVAC Service Myths Debunked

5. Maintenance Cost

Component complexity, additional size, specialization needs, and complex mechanism are among the reasons why maintaining a commercial HVAC system is costlier and more cumbersome than residential units. Still, commercial system repair and maintenance should be handled by a highly skilled and experienced HVAC specialist.

Since a residential unit is less complicated, you can effortlessly complete some maintenance tasks, including filter replacement and maintaining good indoor air quality. But it is essential to have a professional HVAC technician thoroughly inspect your HVAC system once a year to maintain optimal working conditions and increase its lifespan. Conejo Valley Home Services is a call away for your annual HVAC maintenance or repair tasks that need professional expertise.

6. Drainage and Exhaust

The drainage system is more detailed in a commercial HVAC unit, featuring several pans and pipes to prevent overflowing and ensure complete evaporation. In comparison, a residential unit is compact and often drains into a pan placed outside your home. A commercial unit also requires additional exhaust components to handle its high-powered output.

7. The Initial Cost of a Commercial HVAC system

Commercial systems come with higher initial investment than their residential counterparts. The cost depends on various factors, including;

All in all, a more efficient model guarantees lower operation and maintenance costs and more extended warranty periods.

RELATED ARTCILE: How to Improve your HVAC System Energy Efficiency?

The Bottom Line

Although commercial and residential HVAC systems accomplish the same goal, they boast significant differences in size, power requirements, costs, complexity, mechanism, drainage, and exhaust, as discussed above. Regardless of the system, you are looking for, ensuring a healthy and comfortable space requires HVAC installation, maintenance, repair, and replacement by competent HVAC contractors.

HVAC experts at Conejo Valley Home Services. are well trained and skilled to install, maintain, repair, and replace both commercial and residential HVAC systems. Call us today at 805-499-0448 or message us online to receive a free estimate for your new HVAC system.

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Sherrielyn Andersen
0 days ago
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EOMASKa67e43d9077b16XThere are 2 HVAC units at my home. The upstairs unit stopped working during the hottest days in SoCal so I called Conejo Service and received a next day appointment. The person who answered the phone was very professional and helpful. I was given a 2 hour window for the service and told the technician would send a text 15 minutes prior to arrival. I cannot tell you how many times I've heard this, only to be disappointed when no notice was sent by a technician. Juan sent a text, as promised, And arrived within the 2 hour window. Luckily for me, he arrived on the front end of the window vs the tail end. Prior to entering my home Juan donned shoe covering so as to not track dirt into my home. I joked about how many times he must do that a day bc he took the covers on and off every time he went in or out. He diagnosed the issue with the unit. He explained and showed me exactly what he discovered and discussed the options for repair. I mentioned that I was having an issue with the second unit as well. He went through the same process as he had done with the first unit. I elected to have him service the second unit as well. Both units are old and will need replacement, but I can wait in a cool house now while I budget that expenditure. I will absolutely use this family owned business again in the future.EOMASKa67e43d9077b17X
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Mia Charlie
1 days ago
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EOMASKa67e43d9077b18XWe were very pleased with the electrical service received from Ron and Jorge. They did an awesome job adding electricity to 2 bidets. With one of them, the electricity had to be pulled from the garage into the bathroom. It was done seamlessly. Everything was cleaned up and straightened out when they were finished. The plumbers Miguel and Otto also came to fix a leaking toilet. Once again, they were fast and efficient. They answered several other plumbing questions I had after they finished the job. Great job by all!EOMASKa67e43d9077b19X
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Ravi Narla
1 days ago
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EOMASKa67e43d9077b20XJuan diagnosed the unit, performed the repair and got the air conditioners to work.EOMASKa67e43d9077b21X
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Philip Stafford
1 days ago
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EOMASKa67e43d9077b22XI had a schedule maintenance. I met technician David that came to my home he looked over the entire HVAC system and cleaned my HEPA filter. Im very pleased with him overall. I recommend Conejo Valley services and specially recommend David Gonzalez service technician.EOMASKa67e43d9077b23X
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Terry Hoffman
1 days ago
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EOMASKa67e43d9077b24XJorge Garcia was terrific. Professional and Polite. He is meticulous , even with a complicated Electrical system.EOMASKa67e43d9077b25X
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Kathy Hollis
1 days ago
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EOMASKa67e43d9077b26XBrandon with electrical install was fantastic! Excellent job of installation and extremely professional & nice. Very kind to colleagues. A+EOMASKa67e43d9077b27X
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Teeba Bloomer
1 days ago
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EOMASKa67e43d9077b28XWe had a really great crew who was very professional and communicated often. Even letting me know when things might be loud so I could choose to step outside. Alfredo was especially kind and really took the time to teach me ways to turn my vents in order to make the most of the airflow.EOMASKa67e43d9077b29X
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Scott
1 days ago
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EOMASKa67e43d9077b30XConejo Valley Plumbing came through for us in a pinch. We needed a plumber ASAP because our water to the house needed to be shut off due to a broken valve in our garage. Plumber Ronnie Stoner responded and promptly made the repair. Really appreciate the excellent service Conejo Valley Plumbing and all of its services have provided for us over the past 11 years (also replaced our roof and HVAC system). The company consistently provides peace of mind with its services. Thank you!EOMASKa67e43d9077b31X
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Mia Charlie
2 days ago
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EOMASKa67e43d9077b32XElijah Ritz and Vartan Demirjian along with 2 other workers provided outstanding plumbing services at my house today. They made me feel very comfortable by ensuring me they wouldn’t leave unless I was totally satisfied. They installed 3 difficult faucets and 2 toilets with bidets. The toilets/bidets are amazing…if you can call a toilet amazing. Elijah and Vartan were totally professional and knowledgeable. Elijah oversaw and checked-up on work throughout the project. He was great. Two thumbs and 5 stars!!EOMASKa67e43d9077b33X
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Amanda Sifuentes
2 days ago
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EOMASKa67e43d9077b34XEric was great. Professional and kind. He was done quickly and went above and beyondEOMASKa67e43d9077b35X
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Stuart Watt
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EOMASKa67e43d9077b36XThank you Matthew! Shout out to Matthew, a plumber at Conejo Services! Matthew resolved several sticky and unique plumbing issues. He showed creativity, commitment and determination to get the issues fully resolved. Thank you!!EOMASKa67e43d9077b37X
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Lynne Smith
5 days ago
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EOMASKa67e43d9077b38XCorey just left our house and he did a great job with our sink drain and new AC condensation line draining into the sink. Thanks Corey and Conejo Services!EOMASKa67e43d9077b39X
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Nancy Scanlon
5 days ago
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EOMASKa67e43d9077b40XVery professional! Quick service very nice and thank you for my plants Cole.EOMASKa67e43d9077b41X
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Estefany Sampablo
6 days ago
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EOMASKa67e43d9077b42XElijah Ritz is very professional, and explained everything clearly before starting the repairs needed. The repair was quick and executed perfectly. I’m very happy with his work and highly recommend him to anyone in need of reliable plumbing services.”EOMASKa67e43d9077b43X
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Mary Arnold profile picture
Mary Arnold
6 days ago
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EOMASKa67e43d9077b44XReplaced angle stops and expansion tanksEOMASKa67e43d9077b45X
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Sholah Yi
6 days ago
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EOMASKa67e43d9077b46XRonnie came out to do an annual 65 point inspection. He did a good job of finding areas of my house that needed plumbing repairs. Also provided me with estimates on replacing a water heater.EOMASKa67e43d9077b47X
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M Lee Bello
6 days ago
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EOMASKa67e43d9077b48XMiguel & James were terrific plumbers. Proxy, arrived early, polite, smart and friendly. Would hire them againEOMASKa67e43d9077b49X
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Drew Newman
7 days ago
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EOMASKa67e43d9077b50XConejo is the BEST!!! Ronnie fixed everything. Professional, kind and funny. Definitely choosing Conejo for all my plumbing needs.EOMASKa67e43d9077b51X
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Kyle Shaw
7 days ago
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EOMASKa67e43d9077b52XPlumbing maintenance was a breeze. Ronnie was prompt and on time and had great service.EOMASKa67e43d9077b53X
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Lauren Anderson
8 days ago
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EOMASKa67e43d9077b54XI’m really glad I happened to find Conejo Services. It’s been one of those crazy months where EVERYTHING keeps breaking or falling apart. We’ve had multiple plumbing issues in the past two weeks; and both times Conejo sent James as our plumber. James is honest, kind, thorough, and goes above and beyond to take good care of homeowners. Beyond James’s professionalism, Conejo has impressed us with their communication style. They text confirmations promptly and also send a photo of the service technician will be, so you are 💯 confident who is knocking on your door is who they say they are. Seriously relieved to find such a trustworthy company—which is rare these days.EOMASKa67e43d9077b55X
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