Understand What to Expect Before You Schedule
If you are considering replacing your air conditioner, furnace, or water heater across the Greater Cincinnati metro region, navigating replacement costs doesn’t have to be stressful. Serving local homeowners since 1930, National Heating and Air Conditioning created this pricing guide to help you understand what to expect before scheduling an in-home estimate. This guide provides starting installation prices, monthly payment examples, and a clear comparison of features for our Good, Better, and Best equipment options.
Each home is different—from historic properties to modern builds—so installation costs can vary based on equipment size, efficiency, ductwork, venting, electrical or gas upgrades, and code requirements. To provide complete transparency, National outlines the most common factors that influence pricing so you understand where your investment goes.
Use this guide to compare replacement costs, then contact our team to discuss the best comfort solutions for your home.
Air Conditioning Installation
Variable-Speed Premium AC
Standard Efficiency AC
Performance AC
The pricing shown represents a typical air conditioning replacement. Your final price may vary based on your home’s specific needs.
Reasons for AC Cost Increases
- 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
Furnace Installation Pricing Guide*
Wondering about the monthly cost of a new furnace? We want you to see clear pricing before you book an appointment. When winter weather across the Greater Cincinnati area gets severe, having a reliable heating system matters. Our high-efficiency furnaces start at $98 per month for our Good tier, $101 per month for the Better tier, and up to $130 per month for the Best premium option. 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
Modulating Premium Gas Furnace
Standard Gas Furnace
Two-Stage High-Efficiency Furnace
The pricing shown represents a typical furnace replacement. Your final price may vary based on your home’s specific needs.
Reasons for Furnace Cost Increases
- 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
Water Heater Installation Pricing Guide*
Choosing a new water heater comes down to more than just the purchase price. It also means deciding which type of system best fits your home, hot water demands, and regional water conditions. National’s water heater options start at $2,000 for a traditional atmospheric-vent gas water heater featuring advanced sediment-reduction and protective glass tank lining.
For homes that require greater venting flexibility, our power-vent option starts at $3,000 and uses a powered blower that allows exhaust to be vented horizontally or vertically through a wall or roof. For homeowners looking for premium efficiency and endless performance, high-efficiency tankless water heater options start at $8,000, delivering continuous hot water on demand.
Water Heater Installation
High Efficiency Tankless Water Heater
Atmospheric Vent Gas Water Heater
Power Vent Gas Water Heater
The pricing shown represents a typical water heater replacement. Your final price may vary based on your home’s specific needs.
Reasons for Water Heater Cost Increases
- Tank size, capacity, and equipment selected
- Gas or electrical upgrades required for the new water heater
- Gas piping modifications
- Water supply or plumbing modifications
- Venting or combustion-air modifications
- Expansion tank or pressure-control requirements
- Drain pipe, drain line, or other water-protection requirements
- Code-required safety upgrades
- Equipment location or accessibility
- Permit and inspection requirements
- Conversion to a different type of water heater, such as tankless, power-vented, or electric
- Other installation conditions identified during an in-home evaluation
Ready to Get an Exact Price for Your Home?
Online pricing is a helpful starting point, but the best way to know what a new air conditioner, furnace, or water heater will cost is to have your system properly evaluated. Equipment size, efficiency, ductwork, venting, plumbing, electrical requirements, accessibility, and local code requirements can all affect the final installed price. National will review those factors with you, explain your options, and provide transparent pricing before work begins.
