GrowoniX XL-Scrubber - 7GPMIf you seek a powerful solution to remove harmful bacteria, residual impurities, and dust from your drinking water, buy GrowoniX XL Scrubber today. It has an aesthetic design because it is wall mountable and highly effective. The XL SCRUB has an ultra low pressure drop and 34,000 gallon capacity, which is great for filtering well or city waters. Better Filter Capacity: The GX Scrubber can filter up to 8000 gallons of water before changing filters,