Is Your Aircon Not Cooling? It May Need a Chemical Wash
If your aircon has weak airflow, unpleasant smells, or water leaks, these are often signs of internal buildup affecting performance. Dust, mould, and clogged components can restrict airflow, reduce cooling efficiency, and strain the system over time.
An aircon chemical wash in Singapore helps remove deep-seated dirt from critical parts like the coils and drainage system, restoring proper function and airflow. It can also prevent recurring issues that may otherwise lead to costly aircon repair in Singapore. Timely servicing keeps your unit running reliably while maintaining a cleaner, healthier indoor environment.
What is Aircon Chemical Wash?
An aircon chemical wash is a deep cleaning process designed to restore your air conditioning unit’s performance and significantly improve indoor air quality. This intensive procedure involves dismantling key components of the aircon, including the fan coil unit, filters, drainage pipes, and even the evaporator coils, to access hard-to-reach areas where dirt, grime, and bacteria accumulate over time.
During aircon chemical cleaning, our highly trained technicians use specialised chemical solutions to thoroughly remove dirt, mould, bacteria, and stubborn grime from the internal components. These chemical agents are specifically formulated to dissolve contaminants without damaging delicate parts. After the chemical treatment, each component is carefully rinsed with clean water to ensure that no chemical residues remain, safeguarding both the aircon unit and the air you breathe.
This meticulous cleaning process is a must as it eliminates harmful contaminants, promoting healthier air circulation and restoring the unit’s optimal cooling efficiency. A comprehensive aircon chemical wash not only resolves issues like weak airflow, musty odours, and water leaks but also helps lower energy consumption by improving the system’s overall efficiency. Regular aircon chemical cleaning can extend the lifespan of your unit, ensuring it delivers consistent and reliable performance, even in Singapore’s demanding tropical climate.
What Chemicals Are Used in Aircon Chemical Wash?
Professional aircon chemical wash in Singapore uses specially formulated, industry-grade solutions:
- Alkaline-based coil cleaners – dissolve organic buildup, grease, and mould on evaporator coils without corroding aluminium fins
- Biodegradable disinfectants – kill bacteria and mould spores to prevent regrowth
- Fin-safe rinsing agents – safely remove chemical residue from delicate coil fins
- Anti-bacterial drain treatments – prevent algae and slime from re-forming in drainage pipes
At Newway, our standard chemical wash uses these industry-approved solutions. As an eco-friendly alternative, we also offer our proprietary natural probiotic treatment, a chemical-free option using beneficial microbes that break down contaminants at a molecular level, safe for homes with children, elderly residents, and allergy-sensitive individuals.
When Do You Need an Aircon Chemical Wash or Overhaul?
While regular maintenance like cleaning filters and coils can keep your air conditioner running smoothly, there are times when a more intensive approach is necessary to address underlying issues and restore optimal performance. Here are some situations when an intensive aircon chemical overhaul may be needed:
Reduced Cooling Efficiency
If your aircon is struggling to cool your space effectively, despite regular cleaning and maintenance, a chemical overhaul may be needed to deep clean aircon components for cooling efficiency.
Foul Odours or Musty Smells
Persistent odours emanating from your air conditioner, such as musty or mouldy smells, are often signs of microbial growth within the unit. A chemical overhaul can eliminate these by thoroughly cleaning and disinfecting the internal components.
Water Leaks or Moisture Issues
Water leaks or moisture buildup around your aircon unit can indicate issues with the condensate drainage system or frozen evaporator coils. A chemical overhaul removes blocked drain lines and ice buildup to prevent further damage.
Poor Air Quality
An increase in airborne pollutants may be caused by contaminated aircon components. Scheduling a chemical overhaul can help to remove accumulated dirt, dust, and microbial growth from the aircon unit, creating a healthier environment.
System Age or Neglect
Older air conditioning systems without regular upkeep are more prone to performance issues and breakdowns. Cleaning and restoring internal components during a chemical overhaul helps to prolong their lifespan.
What’s Included in Our Aircon Chemical Cleaning Service
Our aircon chemical cleaning service in Singapore goes beyond surface maintenance. We restore your unit’s performance from the inside out:
- Dismantle and remove aircon fan coil unit
- Inspect and clean dismantled aircon components
- Clean aircon cooling coil using water-based alkaline
- Examine aircon electronic controls and thermistors
- Vacuum and flush drainage discharge pipe
- Assemble and re-install fan coil unit
- Top up aircon refrigerant gas (limit 10 PSI)
- Test and commission aircon system
- Sanitization using all-natural probiotic solution
Benefits of Professional Aircon Cleaning Service
Regular aircon cleaning in Singapore helps maintain cooling performance, reduce breakdowns, and improve indoor comfort in humid conditions.
Repair serious aircon issues
Removes persistent aircon blockages
Improves aircon efficiency and performance
Lowers electrical and operational cost
Promotes cleaner and fresher air
Enhances quality of life and well-being
Understanding the Difference Between Chemical Overhaul, Chemical Wash, and Steam Cleaning
Choosing between an aircon chemical overhaul, chemical wash vs steam cleaning depends on your unit’s condition and maintenance needs. Here’s how they compare:
| Cleaning Methods | Chemical Overhaul | Chemical Wash | Steam Cleaning |
|---|---|---|---|
| Cleaning Scope | Comprehensive cleaning of all internal components, including full disassembly | Surface-level cleaning of accessible parts | Uses high-temperature steam to clean without disassembly |
| Cleaning Agent | Specialised chemicals | Specialised chemicals | High-temperature steam, chemical-free |
| Ideal For | Units with severe buildup or reduced cooling capacity | Units with minor issues or for regular maintenance | Eco-conscious users or regular maintenance |
| Repairs and Replacements | Includes inspection and replacement of worn/damaged parts | No repair or part replacement | No repairs; focuses on cleaning |
| Effectiveness on Buildup | Highly effective for deep-seated grime and heavy contaminants | Effective for surface-level dirt and allergens | Effective for surface dirt, mould, and bacteria |
| Improves Air Quality | ✔ Thorough internal cleaning | ✔ Removes surface dirt and allergens | ✔ Eliminates bacteria, mould, and allergens |
| Maintenance Frequency | Recommended after years of usage with performance issues | Suitable for regular maintenance | Ideal for frequent eco-friendly maintenance |
| Affordability | Higher cost due to in-depth nature | More affordable as it focuses on accessible parts | Typically cost-effective (aircon steam cleaning price varies) |
| Duration of Service | Longer due to full disassembly and reassembly | Shorter as only accessible parts are cleaned | Shortest as it requires no disassembly |
| Cooling Performance | ✔ Significant boost for heavily used or older units | ✔ Helps maintain efficiency but less effective for severe issues | ✔ Maintains airflow but may not restore full cooling capacity |
The choice between chemical overhaul and chemical wash depends on the condition of your air conditioning unit and the level of maintenance required. At Newway, we provide a chemical cleaning service that goes beyond the basics, including a comprehensive dismantling and thorough cleaning process. Our skilled technicians are equipped with the expertise needed to guarantee that your air conditioning system benefits from the chemical wash and functions efficiently and reliably.
Why Choose Our Aircon Cleaning Service in Singapore
Expert Diagnosis
Our well-trained technicians meticulously inspect each component of your air conditioner to pinpoint the root cause of any performance issues, to deliver reliable aircon servicing in Singapore.
Trustworthy Reputation
For more than 30 years, Newway has consistently delivered quality air conditioning services for clients across various industries.
Quality Solutions
We utilise natural probiotic solutions and advanced steam technology to provide a deep, eco-friendly cleaning process.
Customer Satisfaction
We deem your satisfaction the central to our mission. Esteemed clients like Airbus Helicopters and ABB have praised us for our professionalism.
60 days of workmanship warranty given based on scope of service
Aircon Chemical Wash & Overhual Pricing
Expert Probiotic HydroForce is a chemical wash and overhaul that provides deeper cleaning for units affected by dirt buildup, blockages, odours, leaks, or weak cooling. Our technician will assess your unit on-site and recommend the most suitable cleaning approach before any work begins.
9,000-12,000 BTU
12,001-18,000 BTU
18,001-24,000 BTU
For other aircon models, please contact us for a quotation.
* Minimum 2 FCUs per booking, otherwise transportation fee ($30) applies.
* For all other non-standard aircon services, please contact us for a quotation.
* All prices shown are subjected to the prevailing GST rate (Government Tax).
* Additional $10 surcharge (before GST) applicable for addresses within CBD / Sentosa Island / Jurong Island.
Related Blog
Client Reviews
Frequently Asked Questions
An aircon chemical wash is a maintenance procedure designed to clean the external surfaces and accessible components of your air conditioning unit with specialised chemical solutions.
For most Singapore households, aircon chemical cleaning is recommended every 6 to 12 months, depending on usage. Heavy users (homes with people working from home, or aircons running more than 8 hours daily) should aim for every 6 months. If you notice weak cooling, persistent odours, or water leakage even after a recent general service. It’s likely time for a chemical wash regardless of when the last one was done.
An aircon chemical wash removes accumulated dirt and debris to prevent the buildup of harmful substances, improving airflow for greater cooling efficiency.
Signs that your aircon may require a chemical wash include reduced cooling efficiency, increased energy bills, weak airflow, and visible dirt or grime on the external parts of the unit.
A chemical wash is more thorough than a general aircon cleaning service. It is suitable for units with heavy dirt buildup, blockages, or performance issues, while general cleaning is for regular maintenance.
Aircon steam cleaning is a chemical-free cleaning method that uses high-temperature steam to disinfect and clean the internal components of your air conditioner. It effectively removes mould, bacteria, and allergens while being safe and eco-friendly.
Aircon steam cleaning in Singapore typically starts from $140 per unit for standard wall-mounted split units. Prices may vary based on BTU size, unit type (e.g. ceiling cassette units cost more), and the number of units booked. Contact Newway for an accurate, upfront quote.
Note: steam cleaning is a chemical-free alternative to chemical wash and is ideal for eco-conscious households or those with chemical sensitivities.
Singapore’s humid climate promotes dust, mould, and moisture buildup. Regular aircon cleaning helps maintain cooling efficiency, improve air quality, and prevent costly repairs over time.
Newway