Thanks! It's a food grade sprayer I picked up years ago and I'm actually looking to replace it. I couldn't tell you where I got it but the water pressure on it stinks, I need a gun style sprayer.
And that's a propane instant water heater which works great.
That is awesome and you'll have a ton fun building it. I've been down that road and turned 1/3 of a barn into a dedicated brewery on my dads property. Only took 5 years for us to complete! It's about 44'x12'
It's nothing new, IIRC Pliney clone recipes call for this technique for the two stage dry hopping. So if Russian River practices it then it has to be a winner. It just seems so messy so I personally have never tried it.
With your SO4 level being fairly low I highly doubt any tasters would be able to call the beer 'salty'. When you get into high SO4 levels you want to watch your Na level as the combination can have a mineralized taste but with a low mineral profile like yours you should be fine. It will be a...
FWIW I always get a medicinal tone with beers with cherry. It takes me back to not so fond memories of choking down that awful cherry cough syrup when I was a kid. I've always blamed the cherries so I stay away from any beers with it so I suspect the juice.
If you're looking to see what the hops can do I personally would ditch the crystal addition to the grain bill. Make it nice and clean so the hops come out with no malt to get in the way. Other than that your recipe looks solid.
Putting in some work this weekend. Brewing for a big party and I have three 11 gallon batches and one 6 gallon batch planned for this weekend, so two per day. Pretty much all weekend dedicated to brewing so wish me luck!