If you are considering replacing your air conditioner, furnace, or water heater in Northwest Chicagoland area and surrounding communities, navigating replacement costs doesn’t have to be stressful. Home Comfort designed this HVAC Pricing Guide to provide complete transparency on starting installation prices, monthly payment examples, and a clear good-better-best feature comparison before you book an in-home estimate.
Because every home in the Northwest Chicagoland area is unique, installation costs naturally vary based on factors like system size, efficiency, ductwork, venting, code requirements, and technical upgrades. Review these transparent pricing factors to see where your investment goes, then contact our team to find the ideal comfort solution for your home.
AC Installation Pricing Guide*

A new central air conditioner installation starts at $7,200 for a Lennox ML13KC1, $9,400 for a Lennox EL16KC1, and $13,000 for a Lennox SL25XPV. Upgrades are available for quieter operation, advanced system monitoring, improved humidity control, and increased energy efficiency. Final pricing depends on your home’s cooling requirements and installation complexity.
AC Installation Pricing
Air Conditioner Installation Cost per Month
- Lennox ML13KC1 Air Conditioner – Starting at $94 per Month (Good)
- Lennox EL16KC1 Air Conditioner – Starting at $123 per Month (Better)
- Lennox SL25XPV Air Conditioner – Starting at $170 per Month (Best)
The pricing shown represents a typical air conditioning replacement. Your final price may vary based on your home’s specific needs.
What Factors Influence the Cost of an Air Conditioner Installation in Northwest Chicago?
- System size and capacity required to properly cool your home
- Efficiency level and equipment selected
- Electrical upgrades needed to meet current code requirements
- Ductwork modifications, repairs, or transitions
- Refrigerant line-set replacement or modifications
- Drainage or condensate modifications
- Equipment location or accessibility, including attic, crawlspace, or rooftop installations
- Permit, inspection, or code-required upgrades
- Other installation conditions identified during an in-home evaluation
We’ll review any required changes and pricing with you before work begins; no surprise charges.
Furnace Installation Pricing Guide*

Wondering about the monthly cost of a new furnace? We want you to see real prices before you book an appointment. Our furnaces start at $85 per month for the Lennox ML196UH070XE36BK, and $105 per month for the Lennox EL297UH070XV36BK (with premium options up to $124 per month for the Lennox SLP99UH070XV36BK). All of these options offer high-efficiency Lennox heating. You can also choose upgrades for more consistent temperatures, quieter operation, better humidity control, and advanced system technology. Your actual price will depend on the size of furnace your home needs and how complex the installation is.
Furnace Installation Pricing
Furnace Installation Cost per Month
- Lennox ML196UH070XE36BK – Starting at $85 per Month
- Lennox EL297UH070XV36BK – Starting at $105 per Month
- Lennox SLP99UH070XV36BK – Starting at $124 per Month
The pricing shown represents a typical air conditioning replacement. Your final price may vary based on your home’s specific needs.
What Factors Influence the Cost of a Furnace Installation in Northwest Chicago?
- Furnace size and heating capacity required for your home
- Efficiency level and equipment selected
- Gas piping modifications or upgrades
- Electrical upgrades needed to meet current code requirements
- Venting, flue, or combustion-air modifications
- Ductwork modifications, repairs, or transitions
- Condensate drainage requirements for high-efficiency equipment
- Equipment location or accessibility, including attic or crawlspace installations
- Permit, inspection, or code-required upgrades
- Other installation conditions identified during an in-home evaluation
We’ll review any required changes and pricing with you before work begins; no surprise charges.
Ready to Move From Estimated Pricing to a Real Quote?
Online pricing is a helpful starting point, but the most accurate way to determine the cost of a new air conditioner, furnace, or water heater is to have your home evaluated by an experienced professional. Every installation has unique variables—such as system capacity, efficiency ratings, ductwork configuration, venting, gas lines, electrical demands, and municipal code requirements—that influence your final investment. Home Comfort will carefully assess these conditions with you, walk you through your options, and present transparent pricing before any work begins.
For Northwest Chicago homeowners, Home Comfort provides expert service, clear recommendations, and dependable solutions tailored to your specific comfort needs and budget. Our team is dedicated to making the replacement process straightforward and stress-free from start to finish.
Ready to move from estimated pricing to a guaranteed quote? Contact Home Comfort today to schedule your in-home estimate. We will help you compare Good, Better, and Best options, answer your questions, and provide the clarity you need to make the right choice for your home. Call 847-824-4336 or request your estimate online today.
* All prices on this page are for informational purposes only. The listed prices do not constitute an offer