and chlorine, and floride, and ..... i imagine it would be a great insulator

all washable. its no different than when you wash your car and water gets onto your TMIC. only way it will be permanently stuck between the core is if the IC never gets wet from a car wash or rain on.

if u cant find the proper heads liek they said get sprinker ones though bunnings wont stock the ones u need usually. i had to goto a special sprinkler store and ask for misting heads they will do exactly what the sti ones do. its has to be fine mist to work properally. and also with the misting it wont use your water as quick.

i did the dodgy shit and went to total eden and got tiny lil sprinkler heads but it works sick