Welcome to Cashair LLC

At Cashair LLC, we provide high-quality heating and cooling services. With our affordable pricing and fast installation, We are your go-to choice for all your H.V.A.C needs.

h.v.a.c Service AND INSTALLATION

A new HVAC system can do a lot more than just control temperature

Think of your HVAC system as if this is your second set of lungs. What lungs would you choose inside your home or business? It is essential to understand what your system can do for your overall health. Your external set of lungs!

A new HVAC system can do a lot more than just control temperature—it can have a real impact on your overall health, especially when it comes to air quality, humidity, and comfort in your home.

🌬️ Cleaner Air

Modern HVAC systems are designed with advanced filtration that removes dust, pollen, pet dander, and even some bacteria or viruses. This is especially helpful if you have allergies, asthma, or other respiratory issues. Cleaner air means fewer irritants entering your lungs every day.

💧 Better Humidity Control

Too much humidity can lead to mold growth and dust mites, while air that’s too dry can irritate your skin, throat, and sinuses. New systems maintain balanced humidity levels, helping prevent issues like dry skin, nosebleeds, and respiratory discomfort.

🦠 Reduced Mold and Bacteria

Older systems can accumulate moisture and become breeding grounds for mold and bacteria. New HVAC units are more efficient at preventing moisture buildup and often include features that inhibit microbial growth.

😴 Improved Sleep Quality

Consistent temperature and better air quality can help you sleep more deeply. Your body rests best in a cool, well-ventilated environment without fluctuations that wake you up.

🧠 Better Focus and Comfort

Poor air quality and inconsistent temperatures can lead to fatigue, headaches, and trouble concentrating. A modern system keeps your environment stable, which supports mental clarity and productivity.

🔇 Quieter, Less Stressful Environment

New systems tend to run much more quietly, reducing background noise that can contribute to stress or disrupt relaxation.


Bottom line

Upgrading your HVAC system isn’t just about comfort—it can directly support your respiratory health, sleep, and overall well-being by creating a cleaner, more balanced indoor environment.

 

WHAT A Commercial HVAC Service COMPANY DOES

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A commercial HVAC (Heating, Ventilation, and Air Conditioning) service company specializes in installing, maintaining, and repairing climate control systems for non-residential buildings, such as:

  • Office buildings
  • Retail stores
  • Hospitals and healthcare facilities
  • Warehouses and industrial sites
  • Schools and universities

These systems are typically larger, more complex, and often customized compared to residential HVAC.

 

Commercial HVAC systems come in several types, each suited to different building sizes, layouts, and energy needs. Here’s a clear breakdown of the most common ones:


1. Single Split Systems

  • Best for: Small commercial spaces (retail shops, small offices)
  • How it works: One indoor unit paired with one outdoor unit
  • Pros: Affordable, simple to install, easy maintenance
  • Cons: Not efficient for large buildings

2. Multi-Split Systems

  • Best for: Medium-sized buildings with multiple rooms
  • How it works: One outdoor unit connects to multiple indoor units
  • Pros: Saves outdoor space, individual room control
  • Cons: More complex installation, higher upfront cost than single splits

3. VRF/VRV Systems (Variable Refrigerant Flow / Volume)

  • Best for: Large offices, hotels, and complex buildings
  • How it works: Adjusts refrigerant flow to multiple indoor units based on demand
  • Pros: Highly energy-efficient, precise temperature control, quiet
  • Cons: Expensive, requires specialized installation

4. Packaged HVAC Systems (Rooftop Units – RTUs)

  • Best for: Large commercial buildings, malls, schools
  • How it works: All components (compressor, condenser, evaporator) in one unit, usually on the roof
  • Pros: Space-saving, easy to maintain, scalable
  • Cons: Less flexible zoning compared to VRF systems

5. Chilled Water Systems

  • Best for: Very large buildings (hospitals, high-rises, campuses)
  • How it works: Central chiller cools water, which is circulated to air handlers
  • Pros: Extremely efficient for large loads, long lifespan
  • Cons: High installation cost, complex system design

6. Boiler Systems (Hydronic Heating)

  • Best for: Cold climates, large facilities
  • How it works: Heats water and distributes it via radiators or coils
  • Pros: Efficient heating, consistent comfort
  • Cons: Heating only (needs separate cooling system)

7. Heat Pump Systems

  • Best for: Moderate climates, energy-conscious buildings
  • How it works: Transfers heat instead of generating it (can heat and cool)
  • Pros: Energy-efficient, dual-purpose
  • Cons: Less effective in extremely cold temperatures

8. Geothermal HVAC Systems

  • Best for: Long-term energy savings in large or eco-focused buildings
  • How it works: Uses stable underground temperatures for heating/cooling
  • Pros: Very efficient, low operating cost, environmentally friendly
  • Cons: Very high upfront cost, requires land/ground access

9. Dedicated Outdoor Air Systems (DOAS)

  • Best for: Buildings needing high ventilation (hospitals, labs, schools)
  • How it works: Separates ventilation air from heating/cooling systems
  • Pros: Better air quality, energy savings when paired with other systems
  • Cons: Usually used alongside another HVAC system

Quick Comparison

  • Small buildings: Single split, multi-split
  • Medium buildings: Multi-split, packaged units
  • Large buildings: VRF, chilled water, RTUs
  • High efficiency focus: VRF, geothermal, DOAS combos

Home Service and installation

Expand your living space?  Have issues with your current one? With our home additions service. Customized designs, expert craftsmanship, and timely completion make us the ideal choice for your home project. 

  • Furnaces (gas, electric)
  • Central air conditioning systems
  • Heat pumps
  • Ductwork and ventilation systems
  • Smart thermostats

 

There are several common types of residential HVAC (heating, ventilation, and air conditioning) systems. Each works differently and is suited to different climates, home layouts, and budgets. Here’s a clear breakdown:


🔥 1. Split Systems (Most Common)

These are the traditional systems found in many homes.

How it works:

  • Indoor unit: furnace + evaporator coil
  • Outdoor unit: air conditioner condenser
  • Uses ductwork to distribute air

Types:

  • Gas furnace + central AC
  • Electric furnace + AC

Best for: Homes with existing ductwork
Pros: Reliable, cost-effective, widely available
Cons: Requires ducts (can lose efficiency if ducts leak)


❄️ 2. Heat Pump Systems

A very popular modern option.

How it works:

  • Transfers heat instead of generating it
  • Provides both heating and cooling

Types:

  • Air-source heat pumps (most common)
  • Cold-climate heat pumps (designed for colder regions like Canada)

Best for: Moderate to cold climates (especially newer high-efficiency models)
Pros: Energy efficient, all-in-one system
Cons: May need backup heat in very cold temperatures


🌍 3. Ductless Mini-Split Systems

Great for homes without ducts.

How it works:

  • Outdoor unit connected to one or more indoor wall units
  • No ductwork required

Best for: Older homes, additions, or zoning specific rooms
Pros: Highly efficient, flexible zoning
Cons: Higher upfront cost per room, visible wall units


🌡️ 4. Packaged HVAC Systems

All components are in one outdoor unit.

How it works:

  • Contains heating and cooling in a single cabinet
  • Usually installed on the roof or beside the house

Best for: Homes with limited indoor space
Pros: Compact, easier installation
Cons: Less common in colder climates


🔥 5. Boiler Systems (Hydronic Heating)

Uses water instead of air.

How it works:

  • Boiler heats water
  • Circulates through radiators, baseboards, or radiant floor systems

Best for: Cold climates (very common in older Canadian homes)
Pros: Even, comfortable heat
Cons: No built-in cooling (needs separate AC system)


🌬️ 6. Hybrid (Dual-Fuel) Systems

A combination of technologies.

How it works:

  • Heat pump + gas furnace
  • Automatically switches based on temperature

Best for: Areas with cold winters and mild fall/spring
Pros: Maximizes efficiency and comfort
Cons: Higher installation cost


🔥 7. Electric Resistance Heating

Simple but less efficient.

Types:

  • Baseboard heaters
  • Electric furnaces

Best for: Small homes or backup heating
Pros: Low upfront cost
Cons: High operating costs (especially in colder regions)

 


🏠 What Works Best in 4 season areas?

In a climate like Columbus, Ohio (cold winters + warm summers):

  • Best overall: Heat pump (especially cold-climate) or hybrid system
  • Common choice: Gas furnace + central AC
  • Older homes: Boiler + separate AC or mini-splits

Frequently Asked Questions

What areas do you serve?

We do not serve any particular area. If there's a need for our service that makes sense for both parties, we will go the distance! 

“Cashair LLC -A family business that cares.”

 

Contact us

Have a question or ready to book an appointment? Feel free to reach out to us using the contact form below.

About us

Cashair LLC is a heating and cooling company based in Ohio. Specializing in HVAC service and installation on commercial and residential projects. With over 20 years of experience and a dedicated team of professionals, we are committed to delivering exceptional results that exceed our clients' expectations.