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Can Wall Colors Really Affect the Efficiency of Your HVAC System?

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The color of your walls affects the absorption of heating and cooling in your house.

People choose the color of their walls for many different reasons. Sometimes they choose light colors to make a space look larger or something bright to make it more “cheery.” However, not many homeowners realize how color affects the efficiency of their HVAC system if planned properly. The color of your walls affects the absorption of heating and cooling in your house, so being mindful of that when decorating is important – not just for aesthetic appeal but also to keep your house comfortable all year long.

Allan G.
1 hour ago
Zach did an excellent job! Always courteous and friendly. We would highly recommend calling Thomas Hoffmann HVAC for any heating and cooling needs.
William W.
3 hours ago
Was able to locate the problem right away and replace a switch and add Freon very nice job by this employee. I will recommend Thomas Hoffman for future references.
Jack D.
1 day ago
I had Nick come out. He was awesome. Very knowledgeable, prompt and helpful. I will definitely recommend Thomas Hoffmann HVAC to others in need of HVAC support.
Response from the owner:Thank you, Jack! We're glad to hear that Nick provided you with excellent service. We appreciate your recommendation and look forward to assisting you and others in the future.
FFE L.
2 days ago
From our initial quote until the new furnace and AC were completed, everything was smooth and efficient. Zachary and Giovanni were excellent on-site, taking time to explain the installation as well as leaving the home clean.
Thank you Thomas Hoffmann team
Response from the owner:Thank you! We're glad to hear that the installation process was smooth and efficient. Zachary and Giovanni will be pleased to know their efforts made a positive impact. We appreciate your kind words about the team!
Bob De P.
3 days ago
Courteous friendly and efficient! What else could you want!
Response from the owner:Thank you, Bob! We're glad you found our service courteous, friendly, and efficient – that's exactly what we strive for!
Princess C.
3 days ago
Update 4/6/26: Zach Sperling is such a pleasant and knowledgeable technician that I recommend him highly. Thomas Heating has been a wonderful company to work with in my maintenance plan. If you are looking for a reputable company, look no more.

This company is so responsive that I love them. They respond immediately, and I trust them to tell me what needs to be done. I haven’t been steered wrong yet. They are genuinely nice to work with and honest. I use their maintenance program which I highly recommend.
Response from the owner:Thank you for your kind words, we truly appreciate your trust in us and are glad to hear about your positive experience with our services.
Julie N.
1 week ago
So helpful! Straight into the point with no runaround or Negotiating up sells! Quick and efficient!
Response from the owner:Thank you for the great review, Julie! We appreciate your business and the support!
George G.
1 week ago
Great fast courteous service, knowledgeable.
Response from the owner:Thank you for recognizing our fast and courteous service, we appreciate your feedback!
harold B.
1 week ago
work good but got at least 6 messages from them
very annoying
Response from the owner:Thank you for your feedback, Harold. We appreciate your input and understand how too many messages can be frustrating. We'll work on improving that experience for you.
Philip D.
2 weeks ago
Nick was great! He came right out and was able to solve the problem fairly easily. He communicated well and helped us prevent a future problem as well.
Response from the owner:Thank you for the review, Philip! We are happy to hear you had a pleasant experience working with us.
Pat Keith T.
2 weeks ago
Geovanni is great!
Response from the owner:Thank you, Pat, for your kind words about Giovanni; we appreciate your feedback and are glad to hear that he made a positive impression.
Greg D.
2 weeks ago
They have never failed to fix my hvac problems. These folks are top tier.
Response from the owner:Thank you for the wonderful feedback, Greg! We're glad to hear that you've had such positive experiences with our team. Providing timely and effective service is our priority, and we're here whenever you need us. Looking forward to assisting you again!
Amy K.
3 weeks ago
Giovanni was very professional, helpful, patient and helped me figure out the issue, if it was covered under warranty, and next steps. Great overall experience and much appreciated.
Response from the owner:Thank you, Amy! We're glad to hear that Giovanni provided you with such professional and helpful service. Your appreciation means a lot to us!
Joe G.
3 weeks ago
Always professional and thorough whenever they service our home. We have used Thomas Hoffmann Air Conditioning & Heating multiple times since we moved into our home and will continue to use them in the future.
Response from the owner:Thank you for the thoughtful review, Joe. We appreciate you and your business!
Daniel D.
3 weeks ago
Met Nick at ACCA - conference for HVAC contractors. He’s an expert! 100%
14 years in the business, doing a great job and service.
Response from the owner:Hi Daniel! So happy to hear you enjoyed Nick's company. We are lucky to have him.
Kelly R.
4 weeks ago
Very easy to work with. Technician kept me informed about what was going on through the whole process.
Response from the owner:Thank you for the great review, Kelly! We appreciate your business.
Jordan P.
1 month ago
Nick was awesome! He was extremely professional and answered any questions I had. Would highly recommend!
Response from the owner:Thank you for your kind review, Jordan! We are happy to hear you had a great experience using Thomas Hoffmann.
Jill P.
1 month ago
Got the job done fast and explained every step as it was happening!
Response from the owner:We are happy to hear you had a great experience! Thank you for the kind review.
Veronica V.
2 months ago
We have a tankless water heater that needed cleaning and a new part, they came out very quickly and got the hot water back again. Thank you!
Response from the owner:We are happy to hear you had a pleasant experience! Thank you for the kind review, and your continued support.
jay70001
2 months ago
0 stars if I could. Bought a faulty (not to mention overpriced) surface igniter, called back five minutes later after installing, of course they didn’t stand behind their part. Go to Grainger instead. Same (working) part, half the price.
Response from the owner:Hi there. I am unable to locate your customer profile. Please give our office a call at 314-471-7625 so we can get this figured out for you.
Katherine T.
2 months ago
Always a great experience. Was able to get out same day to help, knowledgeable of old homes, including their systems and new systems as well.
Response from the owner:Thank you for your kind review, Katherine! We appreciate your business.
Frank P.
2 months ago
From the phone to the completion of the job everyone is so polite and informative. I had Giovani as our representative and he was very informative and professional, and knew exactly what the problem was. Thanks so much.
Response from the owner:Thank you for the kind review, Frank! We appreciate you and your business.
April T.
2 months ago
My furnace was not working. A very nice gentleman came out this morning and fixed the problem and now I have much needed heat. He was very professional and courteous. I will definitely be using them again when the need arises.
Response from the owner:Thank you for the positive feedback! We're glad to hear that you were pleased with our prompt and friendly service. We look forward to assisting you again in the future!
Kathleen D.
2 months ago
Ryan was very professional, knowledgeable, and thorough. I was able to get an appointment the same day during a biter, snowy day.
Response from the owner:We are so glad to hear you had a pleasant experience, Kathleen!
Melinda D.
2 months ago
I will always call Hoffmans for my air and heat needs. They were out to my daughters house that day and fixed it. It was right before the weekend storm with below zero temps the next day. They saved my daughter and grandbabies. I could never thank them more.
Response from the owner:We are so happy to hear that we could help! Thank you for the kind review.
Scott S.
2 months ago
Snow and drifting snow covered intake and out take vents causing the furnace emergency to shut off furnace. Cleaned off the driftibg/ snow off roof and vents furnace works perfect now. Thank you and great job Nick.
Response from the owner:Thanks for the great review, Scott! We appreciate your support.
Jessica B.
3 months ago
Came during a storm with emergency call for heat- did a quick and fast job getting furnace running! Whoot!
Response from the owner:Thank you for the great review, Jessica! We appreciate your support.
Jennifer H.
3 months ago
5 stars! Nick was here to fix my heater within 2 hours of my call. He explained the problem to me thoroughly and got the job done quickly & professionally. Thank you so much!
Response from the owner:Thank you for the kind review, Jennifer! Glad we could help.
Matthew B.
3 months ago
Extremely thorough and educational. They do a wonderful job of explaining everything and making sure I was comfortable knowing how the systems worked in my house!
Response from the owner:Thanks for the great review, Matthew! We appreciate your support.
Joe C.
3 months ago
Nick did an amazing job, on time, very knowledge and professional.
Response from the owner:Thank you for the great review, Joe. We look forward to servicing you in the future!
anna M.
3 months ago
installed humidifier and hepa filter. Very pleased with service.
Response from the owner:We are happy to hear that you had a pleasant experience!
Abby C.
3 months ago
I noticed a strange noise that I was concerned was linked to my furnace. I called Thomas Hoffman Heating & Cooling and Nick came right out. He was very thorough checking all components. Thankfully all checked out for us this visit. Definitely recommend Thomas Hoffman Heating & Cooling!
Response from the owner:Thank you so much for the kind review, Abby! We appreciate your business and look forward to servicing you in the future.
DA O.
3 months ago
I would describe the overall experience as professional, but also kind and responsive from the initial phone call to the technician.
Response from the owner:Thank you for your kind review! We appreciate your business and look forward to helping you in the future.
Christine G.
3 months ago
Thomas Hoffman is a wonderful company to work with. Techs are knowledgeable, personable & efficient.
Response from the owner:Thank you, Christine, for your kind words about our team; we appreciate your feedback and are glad to hear you had a positive experience!
Breanna H.
3 months ago
Nick was amazing. He came out the same day and had our heater fixed quickly
Response from the owner:We are so happy to hear you had a pleasant experience with us!
Dawn B.
3 months ago
Hoffman plumbing came out to help with some of my plumbing problems. They were amazing. I wish I would have called them first
Irene A.
3 months ago
Nick did a great job!
Response from the owner:We're happy to hear you had a positive experience!
j. R.
3 months ago
Got a quote over the phone. Everything was explained thoroughly. Dakota, my technician arrived and on time, was very professional and knowledgeable. He didn’t try to upsell or change anything. He did a great job. We can already tell the difference since the ducts and vents were cleaned. Would recommend an use Hoffman again in the future.
Response from the owner:Happy to hear you had a pleasant experience using Thomas Hoffmann!
Craig M.
3 months ago
The technician, Ryan, was knowledgeable and helpful in identifying the issue with our mini split AC unit. They are the second company we called after issues with the first and will be using Hoffmann again.
Response from the owner:We are so happy to hear your experience with Thomas Hoffmann was pleasant. Thank you for your kind review, & we look forward to working with you in the future!

How Colors Affect Your Energy Costs

Dark colors absorb as much as 70-90% of the radiant energy in a room. This means that darker rooms will stay warmer for longer if you allow the sunshine in during the day. Lighter colors do not have the same effect if you leave the windows open and let the sunshine in. Light colors reflect heat, so if you want your bedroom to stay cozy on a winter’s night, then dark is the way to go. If you want it to be cool on a hot summer’s day, then the lighter, the better.

It is All about Location

In rooms that are not exposed to direct sunlight or that are shaded heavily, radiant heat is not a factor. If there are few windows, then the color of the walls makes very little difference. But if it is a small space, dark colors will make it feel even smaller. If you want to make a room appear more grand, lighter colors will make it appear larger. Lighter colors are also more inviting and make people feel welcome. If you do have a lot of sunshine, then when you want to keep the room cool and you also opt for dark colors, just make sure to cover up the windows with blackout shades.

Mix and Match Colors

If you like the feel of a bright room but want to use radiant energy to your advantage, then consider using one wall – the one that is exposed to the sunshine – as an accent wall. This way, you can have the engaging “welcoming” feeling of bright colors along with the heat absorption of the dark-painted accent wall.

If You are Only about Light Colors

If you are into light colors and can’t be swayed by the energy advantages of dark ones, then you don’t have to be. Light colors allow you to use fewer manufactured lights because you don’t have to turn the lights on in the room until nighttime. You can’t do that in a dark room, so that is one factor that will save you in overall energy costs.

So before you get busy decorating, realize that the color of the room isn’t just about aesthetics. If you plan it right according to the space it provides and the direct sunshine that you have to build from, you just might choose the right color to increase your HVAC efficiency.

Call Thomas Hoffmann Air Conditioning & Heating LLC today at (314) 471-7625 or fill out our online contact form.

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