HVAC (Heating, Ventilation and Air Conditioning) systems are used for heating and cooling residential and commercial buildings. They also have an added benefit that most people are unaware of: Many HVAC systems can purify the air inside a building while maintaining a constant temperature.

Such systems can remove contaminants including chemicals, organic compounds, and odors. If these systems are well cared for, they help create a cool and comfortable environment in the building where they are installed.

As these systems are proving to be the most efficient and cost effective on the market, businesses across the country are installing them in increasing numbers, and there are many reasons why you should have a system installed too. However, there are a few things to keep in mind when installing your own HVAC system.

Once you’ve decided you’re interested in installing an HVAC system, be sure to look up these 5 things to ensure your search for an installer goes smoothly:

1. First, make sure you find a company that is certified. On occasion, there may be non-certified companies that advertise their services, but may not actually be qualified to do so. Ultimately, you are the customer who would suffer if the HVAC unit were installed incorrectly, so always be sure to check that the company you choose is certified to perform the service you require.

2. Always pay close attention to the experience of the company. It is never good to hire a company with no experience. Before hiring, ask company representatives to show you their recent projects; this will help you know which company is your best pick.

3. Once you’ve selected a certified company, get a written contract. This way, you will be able to see what services will be provided and will allow you to avoid financial problems in the future.

4. See if the company provides post-installation services or not. There are companies that claim that they will offer post-installation services, but they do not do so effectively. Therefore, this service must also be written in the contract. These maintenance and repair services will be essential to the maintenance of your HVAC system and will be more effective and efficient if performed by the same company that installed the system in the first place.

5. Finally, make sure the company has a health and safety policy for its employees. Unfortunately, accidents are always possible, so to protect yourself from footing the bill in the event of an accident, make sure the company carries insurance for your own protection.

With these five things to look for, you should have no trouble determining which company to use to install a new HVAC system. Remembering these five tips will save you money, time, and effort; and hopefully it will save you unnecessary or unforeseen expenses during and after the installation of your system.