Duct Maintenance

Professional Duct Cleaning & Maintenance

Sreewari Engineers provides comprehensive air duct cleaning, inspection, and maintenance services to keep HVAC systems running efficiently. Over time, ductwork accumulates dust, debris, and microbial growth that reduce airflow, raise energy costs, and degrade indoor air quality — our team restores ducts to peak condition.

We work on both new and existing ductwork across commercial and industrial facilities, following ASHRAE and ISHRAE guidelines for indoor air quality and duct hygiene.

Regular duct maintenance can improve HVAC energy efficiency by up to 15% and significantly reduce indoor allergens and airborne contaminants.

Air duct cleaning and maintenance service

Duct Maintenance Services

  • Duct inspection and airflow assessment
  • Mechanical duct cleaning — dust, debris & mold removal
  • Duct leak detection and sealing
  • Insulation repair and replacement
  • Damper, diffuser and grille servicing
  • Indoor air quality (IAQ) testing and reporting
  • Preventive duct maintenance under AMC

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Duct Hygiene & Airflow Engineering

Systematic duct maintenance ensuring optimum airflow, indoor air quality compliance, and extended HVAC system life.

Inspection & Leak Testing

Camera-assisted duct inspection and pressure/leak testing identify airflow loss, damage, and contamination before they affect system performance.

  • CCTV duct inspection
  • Duct leakage testing per SMACNA
  • Airflow balancing reports
Deep Cleaning & Sanitisation

Mechanical brushing and negative-pressure vacuuming remove dust, debris, and microbial growth from supply and return ductwork, restoring clean airflow.

  • HEPA-filtered vacuum extraction
  • Antimicrobial sanitisation
  • Before/after inspection reports
Insulation & Sealing Repair

Repair and replacement of damaged duct insulation and sealant, preventing energy loss, condensation, and duct leakage.

  • Mastic & foil-tape sealing
  • Thermal insulation replacement
  • Condensation control
IAQ Compliance & Reporting

Post-service indoor air quality testing and detailed reporting ensure compliance with ASHRAE 62.1 ventilation and air quality standards.

  • ASHRAE 62.1 IAQ compliance
  • Particulate & microbial testing
  • Detailed service documentation

Need Duct Cleaning & Maintenance?

Contact our HVAC technicians for a duct inspection and maintenance quotation.

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