Oct
21
-
Southwark - Introduction to Air Distribution & Duct Design (Minneapolis)
Minneapolis Branch
2700 N 2nd St • Minneapolis,-
Introduction to Air Distribution & Code Standards
Importance of a well-designed air distribution system in residential HVAC
Overview of ACCA design protocols (especially Manual J & Manual D)Manual J Load Calculation Fundamentals
Navigating the Manual J Speedsheet
Extracting key inputs: heating and cooling loads per zoneLoad Calculation Applications
Determining total heating/cooling requirements
Impact on blower selection and duct sizing baselineDuct Design Essentials (Manual D)
Understanding duct friction rate and the ACCA “wedge” range (0.06–0.18 IWC/100 ft)
Calculating total effective length (TEL) including fittings
Applying the Manual D Speedsheet or ACCA tools/softwareDuct Sizing Mechanics
Using friction charts, slide rules, and spreadsheets
Practical sizing for trunks, branches, and returns using CFM targets and calculated friction ratesLunch will be provided
Oct
22
-
Southwark - Introduction to Air Distribution & Duct Design (Eau Claire)
Chippewa Valley Technical College
620 W Clairemont Ave. • Eau Claire,-
Introduction to Air Distribution & Code Standards
Importance of a well-designed air distribution system in residential HVAC
Overview of ACCA design protocols (especially Manual J & Manual D)Manual J Load Calculation Fundamentals
Navigating the Manual J Speedsheet
Extracting key inputs: heating and cooling loads per zoneLoad Calculation Applications
Determining total heating/cooling requirements
Impact on blower selection and duct sizing baselineDuct Design Essentials (Manual D)
Understanding duct friction rate and the ACCA “wedge” range (0.06–0.18 IWC/100 ft)
Calculating total effective length (TEL) including fittings
Applying the Manual D Speedsheet or ACCA tools/softwareDuct Sizing Mechanics
Using friction charts, slide rules, and spreadsheets
Practical sizing for trunks, branches, and returns using CFM targets and calculated friction ratesLunch will be provided
