20 Best HVAC Tools For Every Tech

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To work effectively in any HVAC system, a technician needs the best tools to give perfect results. With these tools, it will be easier to work on various maintenance or installation jobs. But they need to be high-quality tools that will last to avoid spending money replacing them regularly.

As a technician, you also need to have more than one tool to work on any HVAC system when called upon, whether installations or repairs. Do you know such tools? Read on and learn about 20 HVAC tools for service technicians. We’ll show you the essential HVAC tools, HVAC safety tools, and specialty HVAC tools.

HVAC Tools List for Entry-Level Service Technicians

The essential tools commonly referred to as hand tools are like;

1.   The Screwdriver

As an HVAC technician, you need different types of screwdrivers to work on any screw. You can opt for a multipurpose screwdriver or a full range of screwdriver bit sizes to have an easy time.

2.   Harmers

It would help if you had a carpenter’s hammer to enable you to work on different HVAC system jobs. You can consider a lightweight hammer to allow you to carry your toolbox without challenges. The hammer also needs to be easy to hold and comprising of fiberglass for it to last longer.

3.   Pliers

Another essential tool you shouldn’t forget to include in your toolbox is the pliers. It helps you work on wires, bolts, and pipes of different sizes. It would help if you bought needle nose pliers, small, medium, and large pliers, to have an easy time. But ensure you go for insulated pliers for safety and durability.

4.   Crescent wrenches

Don’t forget to include a crescent wrench in your toolbox. As a technician, it’s advisable to invest in large, medium, and small wrenches for flexibility purposes.

5.   Tape measure

A 25-foot tape measure will help you measure anything from a furnace to air conditioner units to get accurate results. Ensure you know how to read the tape measure.

6.   Flashlight

You’ll also require a flashlight to help you identify the problem in the heating or air conditioning units. A headlamp will be the best choice as it allows for a hands-free operation, especially when working in poorly lit areas.

7.   Cutters

Cutters will help you cut anything in the HVAC system. If you’re a beginner, go for a smaller set like half-inch cutter, but with time you can progress to the wider set after understanding your job better.

8.   Gauges

This is a must-have tool for any service technician working in an HVAC system. It helps you know the pressure on various refrigerants to determine whether there’s a leakage in the system.

Safety tools

It would help if you didn’t miss any of these tools for your safety. They include;

9.   Multimeter

HVAC multimeter helps a technician check for the presence of electrical current in the HVAC system. It protects you from getting electrocuted. You can use it on switches, outlets, or wires.

10.   Gloves

It would help if you had solid protective gloves that can withstand your day-to-day operations. The gloves should also be flexible to enable you to work with smaller tools.

11.   Shoes

While working on an HVAC system, you’ll require the right shoes to climb ladders and walk on different terrain. Go for a pair of heavy steel toe work boots that will prevent you from falling and injuring your feet.

12.   Goggles

It would help if you also protect your eyes from metal and dust. Some goggles are capable of magnifying objects making your work easier.

13.   Mask

Mask is an additional protective measure that ensures both you and your customers are safe.

Specialty tools

14.   Reciprocating saw

If you have a reciprocating saw, you’ll have an easy time cutting most materials in the HVAC system. It will enable you to work on drywall, pipes, wood, or metal sheets.

15.   Extension cord

An extension cord will make it easy to reach the power supply when you’re not using battery-powered tools.

16.   Thermometers

A thermometer will help you know the temperature of the HVAC system and, in turn, regulate it. Go for a portable digital multimeter that’s effective.

17.   Pumps

You’ll need pumps to eliminate moisture from lines in the HVAC system.

18.   HVAC software

Another thing you need is the HVAC business software which allows for drag and drop functions, lead management, billing, and dispatching.

19.   Caulking gun

A dripless caulking gun will enable you to seal ducts and holes in the system you’re working on. But it would be best if you were careful with this gun to avoid messing later.

20.   Hand seamers

As a service technician, you’ll need to bend or flatten sheet metal when working on an HVAC system. This can be challenging while using barehand, but you’ll have no big challenge with hand seamers.


If you’ve got the right tool, you’ll have an easy time working on different HVAC system components. Ensure you have safety tools to prevent getting electrocuted. It would be best to buy durable devices that can multitask to avoid spending much money.