AC Cleaning Price in Hong Kong: Complete Cost Breakdown & Service Guide
- Ching Ching

- 6 hours ago
- 4 min read
Have you ever wondered why AC cleaning services in Hong Kong are priced this way? This guide explains AC cleaning cost, service types, time required, and a transparent price breakdown so you know exactly what you’re paying for.
AC Cleaning Price List & Cost Breakdown
Below is a clear breakdown of air conditioning cleaning prices based on AC type and condition.
Window air conditioners are common in older buildings and smaller rooms. They require longer cleaning time due to compact internal components.
AC Cleaning Price: HK$700 per unit
Discounted Price: 2 or more units – HK$600 each
Service Time: Approx. 1 hour
Split air conditioners are widely used in homes and offices. Regular cleaning keeps airflow strong and cooling consistent.
AC Cleaning Price: HK$750 per unit
Discounted Price: 2 or more units – HK$600 each
Service Time: Approx. 45 minutes
Dusted Aircon Cleaning Cost (Heavy Dirt Build-Up)
This service is recommended for air conditioners with severe dust, poor cooling, water leakage, or bad odors.
AC Cleaning Price: HK$1,400 per unit
Discounted Price: 2 or more units – HK$1,200 each
Service Time: Approx. 45 minutes
Cassette air conditioners are commonly installed in offices, shops, and commercial spaces. They require professional handling and deep internal cleaning.
AC Cleaning Price: HK$1,400 per unit
Discounted Price: 2 or more units – HK$1,200 each
Service Time: Approx. 45 minutes
AC Cleaning Cost Comparison Table
AC Type | Service Time | Standard Price | 2+ Units Price |
Window Aircon | 1 hour | HK$700 | HK$600 each |
Split Aircon | 45 mins | HK$750 | HK$600 each |
Dusted Aircon | 45 mins | HK$1,400 | HK$1,200 each |
Cassette Aircon | 45 mins | HK$1,400 | HK$1,200 each |
This table highlights how AC unit cleaning cost changes based on unit type and condition.
What Affects AC Cleaning Cost?
The AC cleaning cost can vary from one property to another, even for the same type of air conditioner. Understanding these factors helps you anticipate the AC cleaning price and choose the most cost-effective service.
1. Type of Air Conditioner
Different AC types require different cleaning methods and time.
Window aircon units are compact and require full dismantling, increasing labor time.
Split aircon systems are easier to access and usually cost less to clean.
Cassette air conditioners involve ceiling access and more internal components, which raises the AC cleaning service cost.
The more complex the unit, the higher the AC unit cleaning cost.
2. Level of Dust, Mold, and Contamination
Heavily dusted or mold-infested air conditioners require deep or chemical cleaning.
Light dust → basic cleaning
Heavy dust, odor, water leakage → deep cleaning
Units with severe buildup increase air conditioning cleaning prices due to additional time, tools, and cleaning agents.
3. Number of Air Conditioners
Cleaning multiple units in one visit reduces per-unit labor and travel costs.
Single unit → standard AC cleaning price
2 or more units → discounted AC cleaning cost per unit
This is one of the easiest ways to lower overall AC cleaning service cost.
4. Accessibility of the AC Unit
Air conditioners installed in hard-to-reach locations can increase labor time.
High ceilings
Tight spaces
Outdoor units mounted at height
Difficult access increases risk and effort, which may affect the AC unit cleaning cost.
5. Time Required for Cleaning
Some air conditioners simply take longer to clean.
Window aircon: ~1 hour
Split / cassette aircon: ~45 minutes
Dusted units: additional cleaning steps
Longer service time directly impacts AC cleaning price.
6. Residential vs Commercial Use
Commercial systems operate longer hours and collect more dust.
Offices and shops often need deeper cleaning
Higher usage = higher air conditioning cleaning prices
Commercial environments usually require more frequent servicing.
How to Reduce Your AC Cleaning Price
Reducing your AC cleaning price doesn’t mean cutting corners—it means smart maintenance and planning.
1. Clean Your AC Regularly
Routine cleaning prevents heavy dust buildup.
Basic cleaning costs less than deep cleaning
Prevents mold and bad odors
Keeps long-term AC unit cleaning cost low
Regular maintenance is the most effective cost-saving strategy.
2. Book Multiple Units at Once
If your home or office has more than one air conditioner, book them together.
2 or more units qualify for discounted pricing
Lower AC cleaning cost per unit
Saves technician travel and setup time
This significantly reduces overall AC cleaning service cost.
3. Avoid Waiting Until Performance Drops
Delaying cleaning until cooling is poor often results in higher costs.
Poor airflow usually means deep cleaning is required
Deep services increase air conditioning cleaning prices
Early servicing keeps cleaning simple and affordable.
4. Maintain Filters Between Professional Cleanings
Regularly rinsing or vacuuming filters helps slow dust buildup.
Improves airflow
Reduces strain on internal components
Extends time between deep cleanings
This small habit helps control future AC cleaning cost.
5. Schedule Cleaning Before Peak Seasons
Booking before summer reduces urgency and prevents emergency servicing.
Non-peak bookings are easier to schedule
Prevents sudden breakdowns and expensive fixes
Planning ahead keeps your AC cleaning price predictable.
Final Tip
Understanding the AC cleaning price in Hong Kong helps you make smarter maintenance decisions. Whether you need window, split, cassette, or dusted aircon cleaning, choosing the right service ensures better cooling, cleaner air, and long-term savings.
If you’re comparing AC cleaning cost or AC unit cleaning prices, always look for transparent pricing, clear service duration, and multi-unit discounts for the best value.
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