Thank you for your interest! each fancoil chemical cleaning is $70. With our ongoing promotion for free normal servicing per household for SINGAPOREMotherhood members. We will minus $30 from the total bill to replace the normal servcing promo if you are doing chemical washing. Yes we also provide chemical washing for compressor as well. our specialist will check and advice whether it is really necessary to do chemical washing on your compressor. For more details and enquiry feel free to give me a call @98623678 Mr. Teo thanks!