Cancellation Policy. We cannot take back installed or tried parts. We cannot take back used parts. In the unlikely event that a part has been placed on backorder or discontinued, we will do our best to try and find one for you as quickly as possible.
The vents were very old and the fan flap was mongoos hence the problem of smell was not solved . They were too old and used , the ones I already had since 1983 were in better condition