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Commercial HVAC Cost Guide (by a real AC Company)

A Commercial HVAC Replacement Costs on average $10,537.41 to $45,384.55

Commercial HVAC Replacement Cost Guide

Complete Commercial HVAC Replacement Cost Guide
  • New Commercial Condenser Cost – $3,959.98 to $15,744.55
  • New Commercial Furnace Cost – $3,589.52 to $11,585.98
  • Complete Commercial HVAC Cost – $10,537.41 to $45,384.55

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Commercial RTU Cost Breakout

When budgeting for your commercial rooftop HVAC cost, it’s important to consider both RTU materials and labor expenses. Roof-top units (RTUs) are typically popular choices, functioning as all-in-one systems, combining both heating and cooling. Materials typically include the HVAC system, ductwork, vents, and installation components. Labor costs vary depending on system complexity and size. Additional factors like cranes, curb sizes, and add-ons can increase the total commercial rooftop HVAC cost. Generally ranging from $10,000 to around $45,000, costs can escalate towards the upper end of the range due to high-end systems and local regulations. Being mindful of these factors can guarantee a more accurate budget for your commercial HVAC system.

SizeElectric RTU CostGas RTU Cost
5 Ton$10,537.41$11,154.55
6 Ton$12,384.55$13,777.41
7.5 Ton$15,821.70$16,551.70
10 Ton$19,047.41$19,715.98
12.5 Ton$23,294.55$22,170.27
15 Ton$27,317.41$28,901.70
20 Ton$40,475.98$39,965.98
25 Ton$45,384.55$44,607.41

What needs to be included in new HVAC installation

  • Pump Down The Unit
  • Remove Indoor Furnace & Outdoor AC Unit
  • Acid Flushing Line Set
  • Replace Disconnect & Whip (If Needed)
  • Install Max Circuit Protection Fuses (If Needed)
  • Install New Indoor Furnace & Outdoor AC Unit
  • Reconnect And Seal Plenum
  • Reconnect Line Set
  • Reconnect Drain Line
  • Install New Filter Drier
  • Install Safety Switch
  • Install Locking Caps
  • Install New Thermostat
  • Calibrate The System
  • Commission The System
  • Complete City Permit & City Inspection (If Needed)
  • Includes 10-year parts warranty & 2 year labor warranty
Carrier comfort AC unit pricing

Note: The installation process is critical to the long-term health and performance of the HVAC. If one of these steps is missed, it can significantly reduce the system’s useful life.

Commercial Split System Cost Breakout

Split systems offer a more cost-effective option for commercial HVAC system installations. Their design can reduce installation expenses compared to more complex systems. Depending on type and size, split systems will run you about $7,126.70 to $40,630.27. Additionally, split systems allow for zoned ductwork, enabling businesses to control heating and cooling in different areas independently. This zoning enhances energy efficiency by directing conditioned air only where needed, further lowering operating costs over time. The price and flexibility of split systems can make them a great option for businesses looking to manage their commercial HVAC system cost while maintaining comfort levels throughout their space.

SizeGas Split System CostElectric Split System Cost
2.5 Ton$7,126.70$7,246.44
3 Ton$7,169.52$7,544.90
3.5 Ton$7,580.29$8,029.52
4 Ton$8,111.06$8,500.29
5 Ton$8,965.10$9,095.67
6 Ton-$13,900.27
7.5 Ton-$15,700.27
10 Ton-$19,583.13
12.5 Ton-$22,317.41
15 Ton-$26,077.41
20 Ton-$34,563.13
25 Ton-$40,630.27

Commercial Gas Split System Cost

Commercial gas split systems offer an efficient heating and cooling solution for businesses. By using natural gas or propane as a fuel source, these systems provide reliable heat during colder months, making them great for areas with harsh winters. Their efficient use of gas can significantly reduce operating costs compared to electric systems, particularly in areas where natural gas is abundant and affordable. Businesses can enjoy substantial savings on utility bills without compromising on functionality and comfort. Installation of commercial gas split systems requires careful execution and expertise. Certified HVAC technicians must handle installation to ensure safety and compliance with local regulations. Proper installation not only guarantees proper performance but also extends your system’s lifespan, reducing the risk of breakdowns and costly repairs. Commercial gas split systems provide businesses a functional, price conscious and reliable solution that can match specific needs while offering long-term energy savings.

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Commercial Electric Split System Cost

Commercial electric split systems offer heating and cooling powered entirely by electricity. These systems are ideal for areas where gas is impractical or unavailable. Despite relying only on electricity, they can achieve very high energy efficiency, especially when equipped with advanced features like variable-speed compressors and programmable thermostats. This efficiency not only helps businesses lower their energy consumption but also reduces operating costs over time, making electric split systems a price conscious choice for commercial spaces. Additionally, regular maintenance, including filter replacements, coil cleanings, and electrical inspections, are essential to keep the system running smoothly and efficiently. By investing in a professional installation and in maintenance, businesses can maximize the lifespan of their electric split systems while enjoying reliable heating and cooling throughout the year.

Commercial Condenser Cost Breakout

Commercial HVAC condenser units come in various types and each type offers distinct advantages and is designed for its specific environmental conditions. Commercial HVAC condenser units cost range from $3,959.98 to $22,638.84. Modern condenser units prioritize energy efficiency, featuring technologies like variable-speed compressors and fan motors. This technology not only reduces energy consumption but also contributes to cost savings over time, reducing total commercial AC unit costs. Proper installation is crucial for performance and lifespan. Condenser units should be placed in well-ventilated areas with adequate clearance for airflow and easy access for maintenance tasks. By investing in the right type of condenser unit and installation, businesses can maximize the efficiency and reliability of their commercial HVAC systems while minimizing operating expenses.

Electric Condenser SizeCost
2.5 Ton$3,959.98
3 Ton$4,249.53
3.5 Ton$4,555.50
4 Ton$4,952.52
5 Ton$5,403.26
6 Ton$7,141.70
7.5 Ton$8,783.13
10 Ton$10,948.84
12.5 Ton$12,651.70
15 Ton$15,744.55
20 Ton$18,701.70
25 Ton$22,638.84

Air-Cooled Condensers

Air-cooled condensers expel heat by circulating outdoor air over refrigerant-filled coils. They are known for their simple installation process and maintenance requirements, they are widely used across various applications. These units operate effectively in diverse climates and do not require access to water sources, making their setup much more simple. However, their efficiency can be influenced by factors like temperature and airflow, which makes installation in well-ventilated areas very important. Despite these potential limitations, modern designs often incorporate energy-efficient features to increase performance and reduce the price of operating, making air-cooled condensers a popular choice for any businesses cooling needs.

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Water-Cooled Condenser

Commercial water-cooled condensers use water to efficiently cool refrigerant coils. Compared to air-cooled units, they are great in environments with limited airflow or demanding cooling needs. However, their installation and maintenance costs tend to be higher because they need an accessible and sufficient water source and specialized equipment. Proper water treatment is essential to prevent mineral buildup and corrosion, which help improve performance, reliability and increase lifespan. Despite the initial price, their energy efficiency and dependability can make them a preferred choice for large-scale commercial and industrial cooling applications where consistent performance is important for the business to continue operating.

Evaporative Condenser

Evaporative condensers are commercial HVAC systems that use air and water to cool refrigerant coils effectively. They work great in dry climates since they use water evaporation to remove heat from the refrigerant. These condensers are smaller and need less water compared to regular water-cooled systems, so they’re handy for lots of uses. But, they need regular upkeep to stop minerals from building up and to keep them working well. Even though they need maintenance, their energy-efficiency and effectiveness in dry climates make them popular for many commercial cooling jobs, saving businesses money while delivering reliable performance.

Commercial Furnace Cost Breakout

When budgeting for the commercial HVAC cost, it’s important to factor in furnace expenses, which can range from $3,589.52 to $19,244.55. The total cost depends on factors like tonnage, type, and efficiency. Larger tonnage and high-efficiency furnaces generally come with higher price tags. Additionally, the type of furnace—whether gas or electric, can also impact costs. Businesses should assess their heating needs carefully to determine the most suitable furnace for their commercial space while balancing initial investment with long-term energy savings. Proper budgeting for the commercial hvac furnace cost ensures businesses can maintain comfortable indoor environments efficiently and within budget constraints.

SizeGas Furnace CostElectric Furnace Cost
2.5 Ton$3,589.52$3,983.37
3 Ton$3,607.98$3,983.37
3.5 Ton$3,703.37$4,152.60
4 Ton$3,824.90$4,214.13
5 Ton$3,869.52$4,344.90
6 Ton-$8,011.70
7.5 Ton-$8,170.27
10 Ton-$9,887.41
12.5 Ton-$10,918.84
15 Ton-$11,585.98
20 Ton-$17,114.55
25 Ton-$19,244.55

Commercial Electric Furnace Cost

Commercial electric furnaces offer clean and efficient heating for businesses. With no emissions when operating, they provide environmentally friendly heating options, making them ideal for commercial spaces concerned with indoor air quality. Installation is simplified as they don’t require venting systems or gas lines, resulting in lower upfront price and shorter installation times compared to gas furnaces. Moreover, their operation increases safety by eliminating the risk of carbon monoxide exposure or indoor air pollution, ensuring a healthy indoor environment for occupants. Regular maintenance requirements are minimal compared to gas, further reducing the price of operating and ensuring reliable performance throughout the heating season.

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Furnace heater

Commercial Gas Furnace Cost

Commercial gas furnaces are highly efficient heating solutions, boasting Annual Fuel Utilization Efficiency (AFUE) ratings often exceeding 90%. Their versatility is shown in the range of sizes and heating capacities available, which can accommodate most commercial spaces. Proper installation by certified HVAC technicians is very important to ensure safe operation and compliance with local regulations. Its crucial to make sure factors such as ventilation and fuel line connections must be carefully installed. Additionally, regular maintenance is needed for optimal performance and increased lifespan. Regularly scheduled inspections and tune-ups help prevent costly breakdowns and ensure consistent heating during cold months. Despite their emissions, modern gas furnaces are increasingly eco-friendly, offering businesses reliable and energy-efficient heating solutions with reduced environmental impact.

Additional Commercial Installation Costs

In addition to the cost of equipment and labor, several additional expenses contribute to the total commercial HVAC install cost. These include crane rental fees for lifting heavy equipment onto rooftops, air handler lift expenses for indoor installations, and ensuring the curb size matches the unit requirements. These costs are essential for a quality and efficient installation, guaranteeing compliance with building codes and manufacturer specifications. While they may add to the overall price, careful planning and budgeting for these additional costs are very important for a successful commercial HVAC installation project.

Crane Rental Price

Renting a crane is a necessary expense in many commercial HVAC installations, typically adding $750 to $950 to the cost, depending on the boom size required. However, for installations requiring a boom size over 120 feet, a separate quote is necessary due to the specialized equipment and  logistical considerations. The crane makes the lifting of heavy HVAC components onto rooftops or other elevated areas safe and efficient, ensuring compliance with safety regulations and manufacturer specifications. While this expense can impact the overall price, it’s crucial for completing the installation properly and securely.

Crane Boom SizeCost
30 Foot Boom$750.00
60 Foot Boom$800.00
80 Foot Boom$850.00
100 Foot Boom$900.00
120 Foot Boom$950.00
+ 120 Foot BoomQuote Needed

Air Handler Lift Price

Requiring an air handler lift on your commercial HVAC installation typically adds $450 to $650 to the total cost, depending on the size of the lift required. This additional expense is important for safely moving air handling units within indoor spaces, ensuring an efficient install and compliance with safety regulations. The lift facilitates the lifting and placement of these heavy components, reducing the risk of injury to workers and damage to property. While it does slightly contributes to the overall project expenditure, investing in an air handler lift is essential for a smooth and successful installation, which minimizes disruptions and will ensure long-term reliability of the HVAC system.

Air Handler Lift SizeCost
10 Foot Lift$450.00
15 Foot Lift$550.00
20 Foot Lift$650.00

Curb Size Pricing

The size of the curb plays a significant role in determining the total cost of your commercial HVAC system installation, typically ranging from $1,217.00 to $2,128.54, depending on the curb size required. A proper curb size is very important for the secure mounting and support of the HVAC unit on the rooftop. Sizing your curb is an easy process and can typically be done with the existing equipment on hand. Investing in the appropriate curb size is not only to meet building code requirements but also to minimize the risk of structural issues and costly repairs down the line, making it one of the most important considerations in the overall installation process.

Curb SizeCost
5-7.5 Ton$1,217.00
10-12.5 Ton$1,399.55
15 Ton$1,609.48
20 Ton$1,850.90
25 Ton$2,128.54


How do you calculate HVAC for a commercial building?

Although there are several ways to calculate how much heating and cooling you need in a commercial space, such as sqft measurements or a BTU calculation. There are other factors involved that can skew the final number higher or lower than these methods. The most accurate way is having a HVAC professional preform a head load calculation on your space which takes all other factors into account.

Which HVAC system is best for commercial building?

The best HVAC system for a commercial building depends on factors like building size, usage, climate, budget, and energy efficiency goals. Common options include Split Systems for flexibility, Packaged Rooftop Units (RTUs) for medium to large buildings, Chilled Water Systems for centralized cooling, and Hybrid Systems combining various technologies for specific efficiency requirements. Consulting with an HVAC professional is recommended to determine the best system for a building’s specific needs.

How long should a commercial HVAC system last?

A well-maintained commercial HVAC system can typically lasts between 15 to 20 years. However, the lifespan can vary depending on factors like system quality, usage patterns, maintenance frequency, and environmental conditions. Regular maintenance, timely repairs, and upgrades can also extend the lifespan of the system, maximizing its efficiency and performance over time.

What is a heat load calculation?

A heat load calculation, also known as a Manual J calculation, is a method used to determine the heating and cooling requirements of a building. It takes into account factors such as building size, insulation levels, window types, occupancy, and local climate data to calculate the amount of heating or cooling needed to maintain desired indoor temperatures. This calculation helps HVAC professionals select appropriately sized equipment and design efficient heating and cooling systems to the specific needs of the building.

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