Sub Cool Engineering

Sub Cool Engineering

Average Reviews


About Us:

Is your aircon unit constantly giving you problems from time to time? Maintaining your aircon units at home or at the office can be quite troublesome, it is always a hassle to fix your own aircon problems because of its complexity.

We understand the problems you’re facing and we want to help you solve all of your aircon problems with our wide range of services. Maintaining your aircon regularly will save you much trouble in future at a much lower cost.

We are always committed to serving you the best way we can. Contact us today for a no-obligation quotation or discussion for our services. You can also take a look at some of the prices we have in our price-list to roughly gauge the estimated cost of maintaining all your aircon units.


Aircon repair

  • On-site checking of errors codes from aircon unit
  • On-site dismantling aircon circuit board
  • Quotation for repair cost
  • Unit repairs conducted pending customer confirmation
  • On-site testing after repairs
  • Reinstallation of aircon circuit board

Aircon chemical wash & overhaul

Our professionals will first dismantle the whole system and give it an overhaul using our chemical-based solution. This includes:

  • dismantling the individual units of the system, such as fan coil and electronic control
  • cleaning of the evaporator coils, external panels and covers
  • treatment of air filters, blower wheels and fan blades
  • cleaning of condensation water drainage pan
  • chemical flushing of drainage pipes
  • inspection of the electrical wiring


Chemical Wash (Wall Mounted) – $70 per unitChemical Overhaul (Wall Mounted) – $150 for 1 unit; $120 per unit for 2 units and above

Chemical Overhaul (Cassette) – $380-450 per unitOrdourless Medicine Cleaning (Wall Mounted) – $90 per unit

Aircon gas top up

The gas top up process are as follows:

  • Firstly, our professionals use a gauge to check for the gas (refrigerant) level residing in your aircon unit.
  • Next, our professionals will use a refrigerant tank to refill the gas in your unit to its optimal level.
  • Lastly, a check will be done to ensure the refrigerant in the unit has been restored.


Gas Refill R22 – $60 – $130Gas Refill R410A – $80 – $130

Aircon installation

Aircon installation prices are highly dependant on several factors, factors such as:

  • Brands or models of the aircon
  • Materials used during installation
  • Aircon country of origin
  • Type of installation
  • Inverter system (non-inverter are obsolete)

Contact us today for a quotation for your home aircon installation project.


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  • Sunday
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