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Caffi's logo and contact information for Plumbing, HVAC & Remodeling services on a red truck

Thermostat Installation & Replacement in Alexandria, VA

Despite your thermostat showing a balmy 75 degrees, your family is shivering under blankets and sweaters. When the reading doesn’t add up, it’s time to call in the experts to check your thermostat.

The technicians at Caffi Services provide prompt, thorough service to ensure your thermostat and home comfort systems are working smoothly. We can handle any HVAC system make and model, and when the unexpected arises, we offer 24/7 emergency service. Find out why our customers give us rave reviews.

Don’t get caught in the cold with a faulty thermostat. Contact us now to schedule service.

Setting a smart thermostat temperature with smartphone

Why Your Thermostat Is So Important

Your thermostat is the brain of your home’s HVAC system, determining the conditions under which your heating and cooling systems will engage to adjust your home’s temperature if there are any errors in its detection of your home temperature, whether due to faulty calibration or other problems, it can quickly wreak havoc on your home comfort. This can expose you to uncomfortable and potentially unsafe temperatures and rack up your utility bills by running heat or AC when they aren’t needed. Comprehensive thermostat care from Caffi Services ensures your home systems can function properly.

The Benefits of Smart Thermostats

Are you thinking about upgrading to a smart thermostat? Here are just a few of the benefits they offer for your comfort, convenience, and budget:

  • Custom efficiency: Your schedule and needs are unique, so your home HVAC system should also be. Smart thermostats enable you to take advantage of the time you spend away from home by conserving energy while still bringing your home environment back to a comfortable temperature by the time you return.
  • Cost savings: Conserving energy isn’t just environmentally responsible, it’s a huge asset to your budget. By customizing your thermostat settings, you take charge of exactly when and how your energy is used, and the resulting streamlining leads to lower utility bills.
  • Extend your HVAC lifespan: Home systems wear out over time. In addition to regular heating and cooling maintenance, one of the best ways to ensure a long life for your HVAC systems is to use each only when needed, which a smart thermostat enables.
  • Flexible monitoring: You can make adjustments from anywhere using your smartphone, laptop, or tablet, gaining control of your home systems and the flexibility to make last-minute adjustments.

Our Thermostat Services

The quality of your thermostat service can make or break your entire home HVAC system. At Caffi Services, we take that responsibility seriously, from installations that adhere to exact safety standards to maintenance that keeps your system functioning smoothly. If anything goes awry, we’ve got your back with prompt and thorough repairs. We pay attention to alignment, wiring, damage, and settings to make any adjustments or corrections needed to keep your home comfortable.

Call Now: (703)962-6042

Why Choose Caffi Services?

With over 50 years of service under our belt, Caffi Services has the skills you need and the experience you can trust. We emphasize courtesy and quality in our service and prioritize environmentally friendly solutions to HVAC problems. We’re licensed, insured, and certified and offer a 100% satisfaction guarantee.

Don’t delay home upgrades! Contact us today for your free estimate.

Frequently Asked Questions About Thermostats

Why does my thermostat setting not match my home's temperature?

Faulty thermostat readings can have several possible causes, from electrical problems to blown motors. Dirt and debris can also affect your sensors. Your Caffi Services technician can inspect and solve the problem.

Should my thermostat be set to on or auto fan mode?

Auto engages your fan only when your HVAC system is already in use, making it a generally more energy-efficient option. On is an option best used to distribute heating and cooling more evenly through continuous fan use.

How do I get the most out of my thermostat?

Setting your temperature ranges wisely, learning about common settings, and adjusting your default temperatures as needed are all ways to take advantage of your smart home thermostat.

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Our

Reviews

Brian G and Martin L were completely professional and pleasant while installing a new toilet and scoping the line for blockage. Also, were agreeable to...

Macia Ihnen

We are grateful for the service our family has had from Caffi for the past 20 years. We have used them for HVAC as well as plumbing and they are very ...

Frances Hudgins

Great service from a trusted contractor. Thanks for getting me up and running again so quickly and for explaining it all to me.

Kate Pernia

I have used Caffi many times to do various work, from changing the water heater tank to fixing issues with the HVAC unit. What I like about them is the...

Rafael Aragao

William and Luis were great! Caffi was able to resolve a 1 month old issue with our mini split outdoor unit, that our other HVAC company couldn’t co...

michael groban

The company employees are very professional and aware of how to assist with any questions. They arrived promptly and did the work with no issues. Thank...

Samira OHara

10 out of 10 experience with Caffi. Needed some tankless hot water heater maintenance, scheduling was easy, plumber was very prompt, super professional...

Taylor Billingsley

Brian - the technician - showed up early after contacting me to let me know he was enroute. Super friendly and knowledgeable Assessed the job and com...

Julian Hart

My A/C went out at night and Frank was here by 9 pm to fix it. He worked quickly and efficiently and was able to fix the problem in under 30 min. I hop...

Sarah

I rely on Caffi Services for my plumbing and HVAC repair and maintenance and recommended them to my neighbors. Their workers have been prompt, courteou...

Esther

Martin was pleasant, knowledgeable and efficient. Thanks for the great service.

Christine

Caffi has provided plumbing services at my home in Arlington for thirty years. They are dependable and do quality work!

Sam

The service today was great (despite the bad news that I need a new system). William the tech was very efficient and competent and answered my many que...

Barbara

Great experiences from day one. Friendly and caring and quick and expert response to a variety of issues. They knew when something required immediate a...

Teddi

Thanks to Oscar & Brian! We can always count on Caffi.

Margaret

Caffi has the nicest and most professional team. They’re knowledgeable and always provide excellent service. Our plumbing need was taken care of qu...

Roger
Why

Choose Us

Licensed, bonded & Insured

We have all the necessary certifications
to operate in the state of Virginia.

Honest In-Home Estimates

Looking to install a new air conditioner?
Interested in starting a kitchen remodel?
We’ll provide an honest, upfront estimate
to help you make an informed decision.

Environmentally friendly solutions

We keep the environment in mind by
installing energy-efficiency HVAC systems,
providing chemical-free drain cleaning,
and renovating with eco-friendly building
materials.

Workmanship & Parts Guaranteed

With our 100% satisfaction guarantee,
you can count on us to stand behind
our work every step of the way.

Convenient
Appointment Times

We schedule service visits in four-hour
windows to help us accommodate
emergencies that may arise. For your
convenience, our technicians will call
you when they’re on their way so you
know when to expect them.

Same Day Service

Emergencies can’t wait. If you have a
stopped-up toilet or broken furnace,
give us a call for same-day, 24/7 service.

Why

Choose Us

Licensed, bonded & Insured

We have all the necessary certifications to operate in the state of Virginia.

Honest In-Home Estimates

Looking to install a new air conditioner? Interested in starting a kitchen remodel? We’ll provide an honest, upfront estimate to help you make an informed decision.

Environmentally friendly solutions

We keep the environment in mind by installing energy-efficiency HVAC systems, providing chemical-free drain cleaning, and renovating with eco-friendly building materials.

Workmanship & Parts Guaranteed

With our 100% satisfaction guarantee, you can count on us to stand behind our work every step of the way.

Convenient
Appointment Times

We schedule service visits in four-hour windows to help us accommodate emergencies that may arise. For your convenience, our technicians will call you when they’re on their way so you know when to expect them.

Same Day Service

Emergencies can’t wait. If you have a stopped-up toilet or broken furnace, give us a call for same-day, 24/7 service.