The Replacement Premium Wall Thermostat for Furrion Chill HE RV Air Conditioner # FR33PR is the more premium wall controller for your Furrion Chill HE setup.
This wall controller has a digital display that shows your settings, has 5 operations mode and 3 fan speeds that can optimize temperature. view full answer...
The inlet spacing for the Single Bowl RV Bathroom Sink # 37295351 you're looking at is 4" center to center.
I've attached a photo demonstrating this as well as a review video with other specs you can check out.
If you're also needing to replace the faucet I recommend checking out the Phoenix Faucets Catalina RV Bathroom Faucet w/ D-Spud # PF222241 which I'm attaching a review for as well. view full answer...