If you can see inside your power meter and it's of the older style with five mechanical dials, you will see that the five dials are connected to one another through a gear train like this, with the gears having a ratio of 10:1. small gear and a larger gear are connected together, one on top of the other. Gear trains often consist of multiple gears in the train, as shown in the next two figures. In the case above, the purple gear turns at a rate twice that of the blue gear.
2 feet & lt ; < b > NOT exactly < / b > < br / > Depends on the codes and type of  drain  & nbsp ; For example a trap can be located 2 feet from a vented line and the fixture located 2 feet from the trap & nbsp ; A floor drain in some codes can be located up to 15 Feet from a vent , then you have indirect drain lines such as an ice maker or ...
There are ductless vent fans that use a charcoal filter to remove odors, but they do not remove excess moisture, which is the main purpose of a bathroom vent fan. To remove excess moisture from your bathroom, the fan needs to vent outside.Since a bathroom vent fan should run for 10-15 minutes after you finish your shower to remove all the moisture, consider a fan that cuts on and off automatically using a moisture sensor or replace the wall switch with a timer.Good luck with your project,ince a bathroom vent fan should run for 10-15 minutes after you finish your shower to remove all the moisture, consider a fan that cuts on and off automatically using a moisture sensor or replace the wall switch with a timer. Good luck with your project,