With up-to-date AHRI performance ratings, our System Builder streamlines the process of creating a certified HVAC system, without the time consuming task of looking up individual products and combinations on an external tool.

In order to take full advantage of this functionality, you’ll need to register for an online account and sign in to your account.

1. Click the System Builder link on the upper left hand corner of your screen.
2. Decide how you'd like to design your system, based on system needs, model number, or AHRI number.
3. Select type of equipment, brand, and system specifications.
4. Click "Search CE Equipment."
5. View additional details about your equipment by expanding menus.
6. Select your equipment to see the relevant AHRI certified systems you can build.
7. Select any required accessories, valves, relays, and more required items to build your system.
8. Save your system for later, print your system, or purchase - and have equipment delivered to your location or to the job site.