Your AC filter needs cleaning and gas refilling that you can do at "Al Sabahiya Garage" located on street 11, near Al Attiya road, just behind the old (closed) petrol station of street number 10 in the Industrial area. The cost to be between Qar. 100 to 130, and they would also check for any leaks, all it would take 30 minutes, their timings are morning 7am till 7 PM (break 1 pm to 3 pm)