The repairman made suggestions to improve my exist...

The repairman made suggestions to improve my existing system but was too much price he would fix the problem but I bought some program to cut cost later my AC works great
The person that came out to clean my ducts did the same thing trying to selling me more than I could afford I don t know much about HAVC BUT HIGH SALE PRESSURES IS WHAT I FEEL EACH TIME I NEED SOME WORK DONE