Draperies should generally be cleaned one or two times a year.
You would need to have your draperies professionally cleaned if that is indicated on the label for the care of the draperies. Also if you feel that a professional cleaning would give you thebest results.
That would depend on the fabric they are made with, usually curtains made with a silk or similar fabric will need to be dry cleaned.
every day
It has to be cleaned every so often, mainly if you can see that it is dirty than you should clean it. And it really should be cleaned every 4-5 weeks.
about every 2 weeks
Every so often you use it.
== == every day howrse.com answer: Daily
The term draperies refers to cloth hanging curtains.
They usually do not need to be cleaned unless you are using a cylinder for nitrox.
"Air Ducts need to be cleaned at least once a year. Some people clean them twice a year to be safe, or at the beginning of every season if you're really on top of things."
The purpose of shear draperies is to allow light in while giving you the comfort of privacy.
THe viewsonic screen should be cleaned as needed,this time will vary on conditions.