Natural Chemistry Stainfree Extra Strength - 1.75 lb aquamax-aquamax-biturbo-aquamax-biturbo-rc with notched end and plastic

with notched end and plastic grip

Manufacturer Part # 005270F

and an extra heavy duty outer construction that resists concrete scuffs and tears

Manufacturer Part # Y206050

Manufacturer Part # 310-5200B

Natural Chemistry Stainfree Extra Strength - 1.75 lb aquamax-aquamax-biturbo-aquamax-biturbo-rc with notched end and plasticStainfree Extra Strength is an all natural stain remover that contains industrial strength ascorbic acid. It quickly removes metal staining without adding phosphates to your water. It is ideal for treating staining on all pool surfaces. Compatible With All sanitizing systems Dosage For Surface Staining: If the surface is stained, add 1 lb of Stainfree Extra Strength per 10,000 gallons as close to the stained area(s) as possible with the pump off