Certified HVAC Designer (CHD)
Issued by
ASHRAE
The CHD certification validates competency to design HVAC systems to meet building/project requirements, including load calculations, equipment selection and sizing, mechanical equipment room design, duct and piping design and layout for the development of HVAC plans for permit and construction. The CHD validates competency in these key domains: system design, design calculations, procedural, and coordination.
- Type Certification
- Level Intermediate
Skills
- Adjust HVAC Requirement Estimates Per Builiding Modifications
- Calculate Building Load Heat Loss And Gain
- Calculate External Static And Total Pressures For Air Distribution Units
- Calculate Ventilation Rate Requirements
- Differentiate And Design HVAC System Types
- Make Calculations In Compliance With Existing Physical Conditions
- Prepare Ductwork And Piping Flow Diagrams
- Prepare HVAC Schematics And Plan Drawings
- Review Drawings To Identify Potential HVAC System Obstructions
- Review Shop Drawings And Equipment Submittals
- Select HVAC System Based On Calculations
- Size Exhaust Ducts
- Size Supply And Return Ducts