YES — Virginia has adopted 2021 IECC which requires HVAC loads be calculated per ACCA Manual J for new construction and major renovations.
Virginia has adopted 2021 IECC as the statewide energy code for residential construction.
Primary zone covering Virginia Beach and surrounding areas
Additional zone in Virginia
Local Virginia contractors typically charge $150-400 for Manual J calculations. AutoHVAC offers your first Manual J calculation completely FREE with permit-ready results in 60 seconds — no credit card required.
Yes. Virginia follows 2021 IECC which requires heating and cooling loads be calculated per ACCA Manual J for permits on new construction and major HVAC work.
You can get a free Manual J calculation for Virginia instantly at AutoHVAC — upload your blueprint and receive a permit-ready report in 60 seconds. Alternatively, local Virginia HVAC contractors charge $150-400 with 3-7 day turnaround, or you can use DIY software like Wrightsoft or CoolCalc ($5-200+/month).
Virginia includes IECC climate zones 4A, 5A. Zone 4A is most common, covering cities like Virginia Beach, Norfolk, Chesapeake. Climate zone data determines design temperatures and insulation requirements used in Manual J calculations.
Join thousands of Virginia contractors who use AutoHVAC for instant, permit-ready load calculations.
Get Free Virginia Manual JNo credit card required • Results in 60 seconds