All Pro Mechanical

I used All Pro Mechanical to install an AC unit for my town house condoThe unit came with a year parts and labor warrantyThey installed everything successfully, but we had a problem with the thermostat originally after a weekThey eventually replaced the thermostat and my unit was working correctly
Then at months after installation, I notice I have a huge puddle of water in my AC closet spaceI noticed that the leak is coming from the AC unitI asked All Pro Mechanical about the cause and without looking at my unit, they said it was "probably a clogged drain line." I asked All Pro Mechanical to come take a look at it, but they are telling me they are not available until December because they are on a commercial projectI am in the month of SeptemberI don't think that is fair for an AC company to push off their consumerThey said to find any plumber to unclog my drainI don't trust any plumber to fix an AC issue that hasn't even been officially diagnosedSo then I as