If something happen to where you don't have a jrod or M5 again just crack your ball valve so it's low pressure and it will draw chemical so you can downstream.
So you don't use oxylic acid afterwards to neutralize Is the deck.. It would also act as a wood brightener. Spray it on and walk away makes a big difference For a couple of bucks Of ox
Maybe dumb question but I thought SH would leave marks on stained wood? How do you clean wood siding that has semi transparent stain / solid stain ? Would really appreciate an answer I've been avoiding wood siding because I'm not sure