Nexklima commercial HVAC technicians on site

Chillers & cooling towers

Commercial chiller and cooling tower service, overhauls and plant tuning — from urgent compressor repairs to seasonal start-ups.

  • TSSA licensed & insured
  • 24/7 emergency service
  • Serving the GTA since 2001
TSSA licensedFully insured technicians
24/7/365Emergency service, every day
All major brandsLennox, Carrier, Trane & more
Since 200120+ years in the GTA

Large-scale cooling needs specialized engineering, monitoring and mechanical care. Our licensed technicians look after centrifugal, screw and scroll chillers and the cooling towers that support them — urgent repairs, seasonal start-ups and shutdowns, and water management.

What we do

Chiller overhauls, rebuilds and retrofits

Full mechanical service for air-cooled and water-cooled chillers.

  • Rigging, installation and commissioning
  • Tube pulling, eddy-current tube testing and compressor overhauls
  • Refrigerant recovery and vacuum verification
  • Conversions to variable primary flow to cut pumping energy

Cooling tower maintenance and restoration

Keep towers clean, efficient and safe.

  • Basin cleaning and fill restoration
  • Drift eliminator replacement and nozzle inspection
  • Fan gearbox overhauls
  • Automated chemical feed and water treatment

Chiller plant automation and tuning

Get more cooling for every kilowatt.

  • Approach temperature tracking
  • Condenser water reset logic
  • VFD installation and tuning on pumps and tower fans
  • 24/7 remote fault detection

Which chiller fits your building?

Chiller typeCapacityTypical buildingsStrength
CentrifugalLargestHospitals, universities, large towersHigh full-load efficiency
ScrewMid to largeOffices, industrial sitesStrong part-load performance
ScrollSmall to midSmall commercial, retailSimple, modular staging

Common questions

At least twice a year — in spring before start-up and in autumn at shutdown. Heavily loaded towers may need more.

Usually fouled tubes, an incorrect refrigerant charge or reduced water flow. On-site diagnostics pinpoint the cause.

Related services

You might also need

Boilers & hydronic systems

Installation, burner tuning, loop balancing and safety inspections for heating plants.

Rooftop & make-up air units

Rooftop & make-up air units

RTU replacements, MAU burner tuning, economizers and air quality upgrades.

VRF & heat pump systems

Multi-zone VRF, cold-climate heat pumps and refrigerant leak diagnostics.

Fleet of Nexklima service vans and trucks

Need emergency chiller support or routine cooling tower care?

Our stocked trucks reach buildings across Vaughan, Toronto and York Region — day or night.

Scroll to Top