The list of diagnostic tests mentioned in various sources as used in the diagnosis of Pregnancy includes: 1  Urine human chorionic gonadotropin (HCG) tests - these are the basis of home pregnancy tests. 2  Home pregnancy tests. 3  Pregnancy blood tests.
Quick Answer. Ductless bathroom fans remove odors and germs by filtering the air through an activated charcoal filter. These fans have a lower blade speed, also called a tip speed, which allows more air to be sucked up into the filter. Once cleaned, the air is re-circulated back into the bathroom.
Insulate duct: Insulate the duct work where it passes through open spices, such as your attic or soffit or walls. Otherwise, condensation could collect on the duct and drip down onto the ceiling. Control switch: Most people turn their ventilation fan off as they exit the bathroom but thatâs too soon.