Some rvs come pre wired for vent fans and have the wires handy in the roof attic near the vent.
How to install rv roof vent fan.
The fan tastic fan needs a source of 12 volt dc power to operate.
If you re installing a vent in a location in which there was no vent previously you ll have to cut an opening between roof joists to install the new unit.
This vent fan fits all standard 14 x 14 rv roof openings and it comes with all necessary hardware to complete the full installation minus the roof sealant you ll need to put around it to ensure your roof is watertight again.
This video shows the replacement of the fan blade on the bathroom exhaust vent in my travel trailer.
We will show a roof vent install below.
How i removed the old vent prepared the roof for the new vent installed the fan tastic vent waterproofed the installation and wired it all up.
I also ran the temperature probe back there and taped it inside the vent.
The location is close enough to the roof vent for the approximately 6 feet of fan wiring to reach.
I ran the power wiring through the wall at the back of the cabinet into the fridge ventilation stack and up to the fans on top of the roof vent.
Standard roof vent openings are 14 1 4 x 14 1 4 inches.
The fan may be positioned so that the intake sucks the hot air from inside the cooling unit compartment and blows it out the door vent.
Ours didn t so i had to decide where to get the power from.
Bob livingston and bill gehr replace a weathered rv roof vent cover.
Plug the fan into the power outlet.
Set the fan in place by fitting the eyehooks on the back edge over the cup hooks in the vent trim.
In this rv diy video mark polk with rv education 101 demonstrates how to replace and.
One is a roof vent and the other is the side vent.
They leave about a foot of wire hanging out of the fan and include another foot or so extra.
Measure the opening for your roof vent on your camper.
To reverse the draw of the fan flip it over and reinstall.
If your rv has a upper side vent we recommend a second blower fan mounted on the side vent door.