Some HVAC terms are easy to understand while others may leave you scratching your head. For many Broken Arrow area homeowners, Manual J load calculation is definitely in the latter category. Not only is it the first step towards choosing the right HVAC system for your home, but it’s also an essential step.
Developed by the Air Conditioning Contractors of America, Manual J load calculation offers homeowners and contractors a way to properly size up a home’s HVAC needs and design an HVAC system that offers the best performance and efficiency match.
How Manual J Benefits Your Home
Different homes have different heating and cooling requirements and it’s easy to choose an HVAC unit that’s ill-equipped to handle your home. Depending on the age-old “rule of thumb” often results in an HVAC system that’s either underpowered or overpowered for the given environment. The former can make your home unbearable during the summer while the latter wastes energy while increasing overall discomfort.
Manual J lets contractors choose the right HVAC system by calculating a home’s precise heating and cooling needs. A typical Manual J calculation takes many of the following factors into account:
Location and directional orientation
Heat gain and loss throughout the entire home
Current HVAC system size and type
Using specially designed software, contractors can recommend an HVAC system that provides optimal comfort without using too much energy or wearing out early. Manual J load calculations are commonly done in conjunction with other ACCA design protocols, including Manual S equipment selection and Manual D ductwork design.
No HVAC system replacement should start without a Manual J load calculation. Contact Air Assurance today and let us take care of your heating and cooling needs, using the latest in modern HVAC technology.