if i have ro water in a bucket. and i use one gallon for evap water and leave the rest in the bucket. will it get contaminated or will it not be at pure... wat if i put a valve in the bucket so i wouldnt have to open it just open the valve.
would i neeed a puower head to keep the water moving in the bucket? how long could i keep ro water in a bucket for. stagnant? circulating?