"so your water pH is 8.1 before you add your grains and you are adjusting the the water before adding the grist. the two 0.5 micron filters wouldn't affect the pH of the water. do you have the water profile for your area, is it high in calcium…"
"aha. i have seen a large scale brewery useing a intake welded threw fitting.that was cut on an angle to the side of a colecting tank.i don't have this in my boil kettel but i am useing a stirring rod on a high speed drill an give it a spin…"