ManualJPro delivers expert-level content for professionals in the HVAC load calculation and building codes industry. Every article is researched, reviewed, and published by experienced editors with real-world credentials in their fields.
We believe that access to high-quality, actionable information shouldn't require expensive consultants or industry conferences. Our goal is to be the most trusted source of HVAC load calculation and building codes insights on the web.
EPA 608 Universal · NATE Certified · 20 Years HVAC
Tom is a licensed HVAC contractor turned industry writer. With 20 years in residential and commercial HVAC, he brings first-hand field experience to every article.
Mechanical Engineering, B.S. · BPI Certified
Lisa covers HVAC system design, Manual J calculations, and energy efficiency standards. She translates complex engineering specs into actionable guidance for contractors and homeowners.
Read our full Editorial Policy and our Affiliate Disclaimer.
Have a question, correction, or partnership inquiry? Reach us at our contact page.