Manual S Deep Dive: Selecting HVAC Equipment Based on Manual J Load Calcs- Part 2 of 2

Picking up where we left off in Part 1 (   • Manual J Deep Dive (and Selecting HVA...  ), Alex Meaney shows a design where a 3.5 ton, a 4 ton, and a 5 ton air conditioner all match a Manual J load, and explores the fine points of practical applications of the 3 rules of Manual S:
1. Select equipment that can handle 100% of the humidity load (latent heat) at minimum
2. Select equipment that does not exceed cooling load by too much (15% for single stage equip, 20% for 2-stage, 30% for variable capacity)
3. Select equipment that does not exceed total capacity by too much (but this rule must be broken in some cases)

Check out Alex Meaney's trainings: https://MeanHVAC.com

Check out the Mitsubishi systems we selected for our forever home:    • Ultimate HVAC Install and Testing: Hi...  

Watch Matt Risinger's video on the Build Show about my Manual J report tour:
   • Your HVAC specs might be COMPLETELY w...  

Watch Matt's video with Scott True, who's building high performance spec homes affordably:    • LOW BUDGET Details For A High Perform...  

Learn more about the Science of Homes: https://BuildingPerformanceWorkshop.com

Watch the first-ever TV series about the Science of Homes: https://HomeDiagnosis.tv