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| Model | Efficiency ($) | Sound | Comfort Features |
|---|---|---|---|
| INFINITY 21 (24ANB1) | $$$ Up to 21 SEER | As low as 65 decibels | Best |
| INFINITY 19VS (24VNA9) | $$$ Up to 19 SEER | As low as 56 decibels | Best |
| INFINITY 17 (24ANB7) | $$$ Up to 17 SEER | As low as 67 decibels | Best |
| INFINITY 17 COASTAL (24ANB7–C) | $$$ Up to 17 SEER | As low as 67 decibels | Best |
| INFINITY 16 (24ANB6) | $$$ Up to 16 SEER | As low as 66 decibels | Better |
Carrier Infinity™ Series offers a Heat Pump Series rated a Consumers Digest Best Buy. The Infinity series heat pump is part of an intelligent, communicating system that delivers superior comfort, quiet performance and enviable efficiency in both heating and cooling modes. In fact, all Infinity models and sizes have earned the ENERGY STAR® qualification.
| Model | Efficiency ($) | Sound | Comfort Features |
|---|---|---|---|
| PERFORMANCE 17 24ACB7 | $$ Up to 17 SEER | As low as 72 decibels | Better |
| PERFORMANCE 16 24ACC6 | $$ Up to 16 SEER | As low as 72 decibels | Good |
| PERFORMANCE 13 24ACB3 | $$ 13 SEER | As low as 74 decibels | Good |
| PERFORMANCE 14 COMPACT 24AHA4 | $$ 14 SEER | As low as 66 decibels | Good |
| PERFORMANCE 13 COMPACT 38HDR | $$ 13 SEER | As low as 68 decibels | Good |
Presenting a reliable, energy efficient and quiet way to cool your space—no matter how much space you have. In addition to a traditional air conditioner, our Performance series line includes a compact unit for tighter installations. Both types can operate more quietly than most dishwashers and offer impressive SEER ratings. Some models in the Performance™ Series may not be eligible for installation in the Southeast or Southwest regions of the country, based on Department of Energy minimum efficiency standards in place as of January 1, 2015.
| Model | Efficiency ($) | Sound | Comfort Features |
|---|---|---|---|
| COMFORT 16 24AAA6 | $$ Up to 16 SEER | As low as 72 decibels | Good |
| COMFORT 16 24ABC6 | $$ Up to 16 SEER | As low as 76 decibels | Good |
| COMFORT 15 24AAA5 | $$ 14 SEER | As low as 72 decibels | Good |
| COMFORT 14 24ACC4 | $$ 14 SEER | As low as 72 decibels | Good |
| COMFORT 13 24ABB3 | $$ 13 SEER | As low as 72 decibels | Good |
| COMFORT 13 COASTAL 24ABB3**C | $$ 13 SEER | As low as 75 decibels | Good |
| COMFORT 14 COASTAL 24ACA4**C | $$ 13 SEER | As low as 73 decibels | Good |
Looking for the most economical way to improve the reliability and efficiency of your central air conditioning system? Turn to our Comfort series. With impressive SEER efficiency ratings ranging up to 16, they’re likely to cut your utility bills. And because these models can run even quieter than a common hair dryer, it’s easier on your ears as well. Some models in the Comfort™ Series may not be eligible for installation in the Southeast or Southwest regions of the country, based on Department of Energy minimum efficiency standards in place as of January 1, 2015.
At All Seasons Heating & Air Conditioning, we offer expert A/C repair, heating installation, maintenance, and more for homes and businesses across Longview and nearby East Texas communities.
Click the button below to see all of the areas we serve.
At All Seasons Heating & Air Conditioning, we’re proud to serve homeowners and businesses across Longview, TX and the surrounding areas. Whether you need fast A/C repair, reliable heating installation, or seasonal maintenance, our team is here to help.
We’re 5-star rated, A+ BBB accredited, and committed to honest, upfront pricing with 100% satisfaction guaranteed. Let us help you keep your home comfortable year-round.
Give us a call or fill out our quick online form. We’ll listen to your needs, answer your questions, and schedule a time that works for you.
Our technicians assess your current system and home needs to provide honest, straightforward options that fit your budget and goals.
Once you’re ready, we handle everything from equipment delivery to professional installation—quick, clean, and done right the first time.
We offer same-day service in most cases for Longview, Marshall, Kilgore, and nearby towns. Call us 24/7 at (903) 753-2665 and we’ll get you on the schedule fast.
It could be something simple like a clogged filter or something deeper like a refrigerant leak. If you're in Longview or nearby, our licensed techs can diagnose it fast and get your home cool again.
Yes! We work with contractors and homeowners on everything from design to install for new builds and remodels. If you’re building a home, here’s a checklist from This Old House to help plan ahead.
For most East Texas homes, we recommend replacing filters every 1–2 months—especially during heavy use in summer or if you have pets. The EPA offers this helpful indoor air quality resource.
Our service plans include system inspections, tune-ups, filter checks, and discounts on repairs. They keep your system efficient and help you avoid costly breakdowns. Here’s what the Department of Energy says about annual HVAC maintenance.