Symptoms: Yellow, brown or rusty stains on plumbing fixtures, water-using appliances and fabrics; metallic taste in foods and beverages; water is clear when drawn from the faucet but oxidizes when exposed to air, then changes color ranging from yellow to brown.

Cause: Iron & Hardness in the water 

 

Stained Toilet Bowls & Bath TubStained Toilet Bowls & Bath Tub