the ph 5.2 stabilizer is garbage IMO, do a search for a spreadsheet called bru'n Water, you will need a water ananlysis to input your baseline water profile but after that the spreadsheet is awesome and easy to use.
I have a brinkman burner on my brew rig which I have used many times with no problems bringing 7 gallons of wort to a boil. Not really sure of the BTU. I installed a weldless valve with a hop strainer into my kettle and decided to test it out with boiling some water to dial it all in and what...