Residential HVAC Design

Manual J, S, D and forensic analysis services provided. Ask about lower prices for builders and repeat customers.

Residential HVAC Design

Manual J, S, D and forensic analysis services provided. Ask about lower prices for builders and repeat customers.

Design the right way.

We run Manual J, S, D on ACCA approved software and specialize in the south and southeast regions, but will consider projects in all regions. We are Approved by ACCA for Residential System Design.

Our Experience

We have more than just HVAC 3rd party design experience at Gulf Coast Calculations. Our designers have worked for several A.C. companies as well that run quality inspection teams that put the design airflow to the test. Working with a good knowledge of the average duct and equipment performance from testing thousands of houses over the years, we've got a good sense of what we are doing.

Stay Cool

We're located deep in the heart of Texas. Here in Houston we know what the summer months can be like and the effects it can have on a building. While we do consider all heat gains, we aim to size systems properly. Over-sizing can also have problems, causing systems to short cycle and shut off before having a chance to remove the humidity out of the air.