+91 91007 40011 support@nationalcooltech.com Open 24/7 — Emergency Service Available
Home AC Maintenance About Us Contact Us Call +91 91007 40011

AC Services for Every System

Repair, installation, and servicing across ten AC system types — for residential, commercial, and industrial clients.

Residential

Window AC

Full diagnostic, repair, and replacement service for window unit air conditioners — including gas refill, compressor issues, and cooling performance troubleshooting.

  • Gas refill & leak diagnosis
  • Compressor & fan motor repair
  • New unit installation
Request This Service
Residential & Commercial

Split AC

Indoor and outdoor unit servicing for split systems — from routine cleaning to full compressor replacement and precision installation.

  • Indoor/outdoor unit balancing
  • Refrigerant & piping checks
  • Wall-mount installation
Request This Service
Commercial

Cassette AC

Ceiling-mounted cassette unit servicing built for offices, retail floors, and hospitality spaces where discreet, even cooling matters.

  • Filter & drain pan cleaning
  • Airflow & panel alignment
  • Ceiling void installation
Request This Service
Commercial & Industrial

HVAC Systems

End-to-end servicing for integrated heating, ventilation, and air conditioning systems — including performance tuning and preventive care plans.

  • System-wide diagnostics
  • Ventilation & airflow tuning
  • Preventive maintenance plans
Request This Service
Commercial

VRV / VRF Systems

Multi-zone variable refrigerant volume/flow servicing for large commercial buildings needing independent zone control at scale.

  • Multi-zone diagnostics
  • Refrigerant flow balancing
  • Controller & zoning setup
Request This Service
Residential & Commercial

Ducted AC

Concealed duct system servicing, including duct cleaning, airflow diagnostics, and zone damper repair for whole-space cooling.

  • Duct cleaning & sealing
  • Zone damper repair
  • Airflow balancing across rooms
Request This Service
Industrial

Water Chiller

Chiller plant servicing and repair for large-scale cooling loads, with a focus on efficiency and uptime for continuous operations.

  • Chiller plant diagnostics
  • Pump & compressor servicing
  • Efficiency & uptime tuning
Request This Service
Commercial & Industrial

AHU (Air Handling Unit)

Inspection, filter service, and performance tuning for air handling units that condition and circulate air across large facilities.

  • Filter replacement & service
  • Fan & coil inspection
  • Performance & airflow tuning
Request This Service
Commercial

Multiple Split AC

Coordinated servicing across multi-unit split installations — a single visit covers every unit on site, minimizing disruption.

  • Fleet-wide inspection
  • Consolidated single-visit servicing
  • Scheduled maintenance contracts
Request This Service
Commercial

Multiple Cassette AC

Fleet servicing for buildings running multiple cassette units — scheduled visits keep every zone performing consistently.

  • Building-wide inspection
  • Consistent zone-by-zone cooling
  • Scheduled maintenance contracts
Request This Service

Not Sure Which Service You Need?

Call us and describe the issue — we'll point you to the right fix, free of charge.

Call Now WhatsApp