The swimming pool sand filter is operating at too high a pressure and vibrating. I have tried backwashing but the problem remands unresolved. I would like a "Deep Clean" of the filter, as recommended on the following website.
http://www.troublefreepool.com/threads/73192-Deep-Cleaning-a-Sand-Filter Photo of sand filter is provided.
Specific Job Details:
Schedule: this week
Does customer have a budget for the job?: no
Visit schedule: weekdays
Visit during: anytime