Wich vent to use?

[rvator51]

I need to add some venting for outside air to our RV-4. Vans shows the



and the




The CA LV-3 is $130 for two versus $18 for two of the RV-10 vents.

Any comments on which one to use or experiences and preferences for them? I wonder if the CA LV-3 leaks when it is closed?

[rv7charlie]

I added 1/2 the -10 kit to the back seat of my -4 for my wife; the other half is installed in my neighbor's Pitts S-1. Works fine; lasts a long time.

If it's aircraft quality, it leaks. ;-)

Charlie