MANUAL J
Load Calculations
Heating and cooling loads for the home, including room-by-room calculations when applicable.
Florida Residential HVAC Design
Design it right.
Build with
confidence.
Manual J load calculations, Manual S equipment selection, and Manual D duct design for HVAC contractors and homebuilders.
MANUAL J · HEATING & COOLING LOADSMANUAL S · EQUIPMENT SELECTIONMANUAL D · DUCT DESIGN
What We Do
HVAC design services
Practical residential design documentation for new construction, additions, and renovation projects.
MANUAL S
Equipment Selection
Equipment sizing and selection documentation based on the calculated heating and cooling loads.
MANUAL D
Duct Design
Duct sizing and layout documentation to help plan residential airflow distribution.
Pricing
Services for your project
Pricing depends on the home, available plans, and requested deliverables. Request a quote for your specific project.
Our Process
How it works
01
Share project details
Tell us about the home, project location, and the documents you need.
02
Provide plans
We'll confirm which plans and building details are required and how to send them securely.
03
Receive documentation
After confirming the scope and pricing, we'll prepare the agreed HVAC design documents.
Request a Quote
Start your project.
Send the basics and we'll follow up with the next steps.
Email: harris@aairxtech.com
Upload your blueprints with your project request once secure submissions are activated.