Hi there. Grand Design owners, fitting your 2015 Grand Design Reflection. We're gonna be taking a look at and showing you how to install Furrion's Chill Rooftop AC System. To help us with that installation, we're also going to be using a Furrion's Single Zone Thermostat and Air Distribution Box. And here we can see our rooftop unit installed. You can see that it does work on a curbed roof.… see more >