Service ChecklistHVAC
HVAC Duct Cleaning Checklist Template
Ensure quality air duct cleaning with NADCA compliant inspection and verification procedures for HVAC systems.
Free Template
Overview
Professional duct cleaning requires systematic inspection and verification. This NADCA-aligned checklist covers pre-cleaning inspection, cleaning procedures, post-cleaning verification, and documentation for commercial and residential HVAC duct cleaning projects.
Key Benefits
Complete Checklist
Pre-Cleaning Inspection
- Document system condition with photos
- Inspect access points and openings
- Check ductwork for damage or leaks
- Identify contamination type and level
- Inspect insulation condition - internal lining
- Check for mold or microbial growth
- Measure and document contamination levels
- Identify access limitations
- Review system layout and components
- Document pre-cleaning conditions
Supply Duct Cleaning
- Set up containment and protection
- Connect vacuum collection system
- Clean main supply trunk lines
- Clean all supply branch runs
- Clean supply registers and boots
- Brush and agitate duct surfaces
- Clean supply plenum if accessible
- Verify all supply runs completed
- Inspect after cleaning for debris
- Document supply side completion
Return Duct Cleaning
- Clean return air grilles and filters
- Clean return air drop and boot
- Clean main return trunk
- Clean return plenum area
- Clean filter rack and housing
- Brush and agitate return surfaces
- Clean around blower compartment
- Verify all return runs completed
- Inspect for remaining contamination
- Document return side completion
Component Cleaning
- Clean evaporator coil if included
- Clean blower wheel and housing
- Clean air handler interior
- Clean drain pan and line
- Replace or clean air filters
- Clean heat exchanger if accessible
- Clean air plenum boxes
- Clean dampers and turning vanes
- Clean flexible duct connections
- Document component cleaning
Post-Cleaning Verification
- Visual inspection of cleaned surfaces
- Document post-cleaning with photos
- Verify all areas accessed and cleaned
- Check for dislodged debris
- Verify negative pressure maintained
- Inspect for damage during cleaning
- Test airflow at registers
- Compare before and after photos
- Complete cleaning verification form
- Obtain customer walkthrough approval
Final Inspection and Documentation
- Reinstall all registers and grilles
- Ensure all access panels sealed
- Check system operation after cleaning
- Verify filter properly installed
- Clean work area and remove equipment
- Complete service documentation
- Provide before and after photos to customer
- Review findings with customer
- Provide recommendations for improvements
- Obtain customer signature on completion
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