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  • Home
    • Portfolio
    • Service Area
    • Financing
    • Contact Us
    • FAQ
    • Cookie Policy
    • Blog
      • Is Aeroseal Right for Your Duct System in Chicago?
      • Now Is the Best Time to Buy a Kohler Generator (IL & WI)
      • Furnace Repair or Replace? A Clear Guide for Chicagoland
      • Gas Tank vs. Gas Tankless vs. Heat Pump Water Heaters: What’s Best for Your Home? (IL & WI)
      • Carrier vs Lennox Furnace (2025): Which Performs Better in Chicago’s Winters?
      • McHenry County Standby Generator Installation: Easy Guide to Buying, Installing, and Maintaining
      • Well Water Problems in Northwest Illinois: What to Test & How to Fix
      • Why Cheap Air Duct Cleaning Can Cost You More | Chicagoland & Southern Wisconsin
      • Tesla Charger Installation in McHenry County, IL
  • Book Online
  • Heating & Cooling
    • LENNOX® Furnaces
    • LENNOX® Air Conditioners
    • CARRIER® Furnaces
    • CARRIER® Air Conditioners
    • Boiler Installation
      • Weil-McLain Prices
      • Peerless Prices
    • Heat Pump Installation
    • Packaged Units Installation
      • Magic‑Pak
      • National Comfort Products
    • CARRIER® Ductless Mini Split
    • Furnace Repair
      • Carrier Furnace Troubleshooting
      • Lennox Repair
      • Trane Repair
      • Goodman Repair
      • Amana Repair
    • Air Conditioning Repair
      • Carrier AC Repair
      • Lennox AC Repair
      • Trane AC Repair
      • Goodman AC Repair
    • Heating Maintenance
    • Deal of the Month
  • Electrical
    • Electrical Service Upgrades
    • Electric Vehicle (EV) Charging Stations Installation
      • Tesla (EV) Charging Stations Installation
      • ChargePoint Station Installation
  • Plumbing
    • Water Heater Installation
      • Bradford White Water Heaters
      • Rheem Water Heaters
      • Navien Water Heaters
      • Rinnai Water Heaters
    • Corro-Protec
  • Generators
    • Generator Installation
    • Generator Tune-Up
    • Generator Repair
    • Generac Generators
      • Generac National Promotion
      • Generac Referral Rebate Offer
    • KOHLER Generators
      • KOHLER Generators Installation
      • Kohler Generator Service, Repair & Maintenance
      • Kohler Generators: Free 10-Year Extended Warranty (10/15-11/30/25)
      • PROMOTION – Free 10-Year Warranty with Cellular Kit (10/01 – 12/31/25)
    • Cummins Generators
      • Cummins Generators Installation
    • Champion Generators
    • Briggs & Stratton Generators
    • Generator Tune-Up
  • Air Quality
    • Air Duct Cleaning Service
      • Air Duct Cleaning and Sanitizing – Rotobrush System
      • Complete Air Duct Cleaning and Sanitizing – Nikro System
    • Air Duct Cleaning | Cost, Process & Online Booking
    • Dryer Vent Cleaning
    • Aeroseal & Duct Sealing
    • Retrotec Blower Door & Duct Leakage Testing
  • Water Quality
    • Penguin Water Systems
    • US Water Systems
    • Aquasana Water Filtration
    • HALO Water Systems
    • Novo Water Systems
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  • Carrier Infinity 19VS Air Conditioner – 24VNA9 (Discontinued)Carrier Infinity 19VS Air Conditioner – 24VNA9 (Discontinued)
    • Out of Stock
      Carrier Infinity 19VS Air Conditioner – 24VNA9 (Discontinued)Carrier Infinity 19VS Air Conditioner – 24VNA9 (Discontinued)
    • AIr Conditioners, Carrier Air Conditioners
    • Carrier Infinity 19VS Air Conditioner – 24VNA9 (Discontinued)

    • Request a Price
    • Discontinued model. The Carrier Infinity 19VS (24VNA9) R-410A air conditioner is no longer part of Carrier's current residential lineup. GSHA Services, LTD still repairs and services existing 24VNA9 systems, and the closest current Carrier alternative is the Carrier Infinity 21 Air Conditioner (26VNA1).
    • VIEW DETAILS
    • Out of Stock
    • AIr Conditioners, Carrier Air Conditioners
    • Carrier Infinity 20 Air Conditioner – 24VNA0 (Discontinued)

    • Request a Price
    • The Carrier Infinity 20 variable-speed air conditioner (model 24VNA0, R-410A refrigerant) is no longer part of Carrier's current lineup. GSHA Services, LTD continues to repair and service this model, and can show you the current Carrier alternative, the Infinity 21 (26VNA1), if you are considering replacement.
    • VIEW DETAILS
  • Carrier Infinity 21 Air Conditioner – 26VNA1
    • Carrier Infinity 21 Air Conditioner – 26VNA1
    • AIr Conditioners, Carrier Air Conditioners
    • Carrier Infinity 21 Air Conditioner – 26VNA1

    • *Fully Installed from: $11,081.25 – $13,800.00
    • The Carrier Infinity 21 Air Conditioner (26VNA1) is Carrier's current variable-speed central AC with Greenspeed Intelligence, rated up to 21 SEER2 and up to 12 EER2. It runs on Puron Advance (R-454B) refrigerant and requires the Infinity System Control. Installed from $11,081.25 for a 2-ton system; available in 2, 3, 4 and 5 tons.
    • VIEW DETAILS
  • Carrier Infinity 26 Air Conditioner – 24VNA6 (Discontinued)Carrier Infinity 26 Air Conditioner – 24VNA6 (Discontinued)
    • Out of Stock
      Carrier Infinity 26 Air Conditioner – 24VNA6 (Discontinued)Carrier Infinity 26 Air Conditioner – 24VNA6 (Discontinued)
    • AIr Conditioners, Carrier Air Conditioners
    • Carrier Infinity 26 Air Conditioner – 24VNA6 (Discontinued)

    • Request a Price
    • Discontinued model. The Carrier Infinity 26 (24VNA6) R-410A air conditioner is no longer part of Carrier's current residential lineup. GSHA Services, LTD still repairs and services existing 24VNA6 systems, and the closest current Carrier alternative is the Carrier Infinity 21 Air Conditioner (26VNA1).
    • VIEW DETAILS
    • Out of Stock
    • AIr Conditioners, Carrier Air Conditioners
    • Carrier Performance 13 Air Conditioner – 24ACB3 (Discontinued)

    • Request a Price
    • Discontinued model. The Carrier Performance 13 (24ACB3) R-410A air conditioner is no longer part of Carrier's current residential lineup. GSHA Services, LTD still repairs and services existing 24ACB3 systems, and the closest current Carrier alternative is the Carrier Comfort 14 Air Conditioner (26SCA4).
    • VIEW DETAILS
    • Out of Stock
    • AIr Conditioners, Carrier Air Conditioners
    • Carrier Performance 16 Air Conditioner – 24ACC6 (Discontinued)

    • Request a Price
    • Discontinued model. The Carrier Performance 16 (24ACC6) R-410A air conditioner is no longer part of Carrier's current residential lineup. GSHA Services, LTD still repairs and services existing 24ACC6 systems, and the closest current Carrier alternative is the Carrier Performance 16 Air Conditioner (26SPA6).
    • VIEW DETAILS
  • Carrier Performance 16 Air Conditioner – 24SPA6 (Discontinued)Carrier Performance 16 Air Conditioner – 24SPA6 (Discontinued)
    • Out of Stock
      Carrier Performance 16 Air Conditioner – 24SPA6 (Discontinued)Carrier Performance 16 Air Conditioner – 24SPA6 (Discontinued)
    • AIr Conditioners, Carrier Air Conditioners
    • Carrier Performance 16 Air Conditioner – 24SPA6 (Discontinued)

    • Request a Price
    • Discontinued model. The Carrier Performance 16 (24SPA6) R-410A air conditioner is no longer part of Carrier's current residential lineup. GSHA Services, LTD still repairs and services existing 24SPA6 systems, and the closest current Carrier alternative is the Carrier Performance 16 Air Conditioner (26SPA6).
    • VIEW DETAILS
  • Carrier Performance 16 Air Conditioner with InteliSense – 26SPA6
    • Carrier Performance 16 Air Conditioner with InteliSense – 26SPA6
    • AIr Conditioners, Carrier Air Conditioners
    • Carrier Performance 16 Air Conditioner with InteliSense – 26SPA6

    • *Fully Installed from: $7,942.50 – $9,600.00
    • The Carrier Performance 16 (26SPA6) is a single-stage central air conditioner rated up to 16.5 SEER2 and 14.5 EER2 that runs on Carrier's Puron Advance (R-454B) refrigerant. GSHA Services, LTD installs it as a complete package from $7,942.50 for a 1.5-ton system, with sizes from 1.5 to 5 tons. Estimates are free.
    • VIEW DETAILS
  • Carrier Performance 17 Air Conditioner – 24TPA7 (Discontinued)Carrier Performance 17 Air Conditioner – 24TPA7 (Discontinued)
    • Out of Stock
      Carrier Performance 17 Air Conditioner – 24TPA7 (Discontinued)Carrier Performance 17 Air Conditioner – 24TPA7 (Discontinued)
    • AIr Conditioners, Carrier Air Conditioners
    • Carrier Performance 17 Air Conditioner – 24TPA7 (Discontinued)

    • Request a Price
    • Discontinued model. The Carrier Performance 17 (24TPA7) R-410A air conditioner is no longer part of Carrier's current residential lineup. GSHA Services, LTD still repairs and services existing 24TPA7 systems, and the closest current Carrier alternative is the Carrier Performance 18 Air Conditioner (26TPA8).
    • VIEW DETAILS
    • Out of Stock
    • AIr Conditioners, Carrier Air Conditioners
    • Carrier Performance 17 Two-Stage Air Conditioner – 24ACB7 (Discontinued)

    • Request a Price
    • Discontinued model. The Carrier Performance 17 (24ACB7) two-stage R-410A air conditioner is no longer part of Carrier's current residential lineup. GSHA Services, LTD still repairs and services existing 24ACB7 systems, and the closest current Carrier alternative is the Performance 18 (26TPA8).
    • VIEW DETAILS
  • Carrier Performance 18 Air Conditioner – 26TPA8
    • Carrier Performance 18 Air Conditioner – 26TPA8
    • AIr Conditioners, Carrier Air Conditioners
    • Carrier Performance 18 Air Conditioner – 26TPA8

    • *Fully Installed from: $7,950.00 – $9,700.00
    • The Carrier Performance 18 (26TPA8) is a two-stage central air conditioner rated up to 18.5 SEER2 and 14.5 EER2 per Carrier product data, running on Puron Advance (R-454B) refrigerant. Installed from $7,950 for a 2-ton system by GSHA Services, LTD, with 3-, 4- and 5-ton packages also available. The price is a complete installed package, and the estimate is free.
    • VIEW DETAILS
  • Cos TamCos Tam
    • Cos TamCos Tam
    • AIr Conditioners, Amana Air Conditioners
    • Cos Tam

    • *Fully Installed from: $5,200.00 – $9,300.00
    • Emergency Amana A/C Repair Energy-Efficient Base Air Conditioner 1½ To 5 Tons Heavy-gauge galvanized-steel cabinet Baked-on powder-paint finish with 500-hour salt-spray approval Steel louver coil guard with Rust-resistant screws
    • VIEW DETAILS
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By pressing the “Send Message” button, I consent to receive a phone call about products and services from a GSHA Services, LTD at the phone number(s) provided. My consent does not imply or require that a purchase be made.


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What type of system are you interested in?Our estimates for any project are provided without cost or obligation. If you’re considering GSHA Services, LTD for installation, you get a free estimate in your home. It’s that simple.
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Free, No-Obligation In-Home Estimate

Our estimates for any project are provided without cost or obligation. If you’re considering GSHA Services, LTD for installation, you get a free estimate in your home. It’s that simple.

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