![Mystery Liner Stains: Mystery Liner Stains: strange yellow/tan staining on vinyl above ground 15-ft pool liner. Water is crystal clear. No residue comes from the liner. No one wears tanning lotion. Attempted Mystery Liner Stains: Mystery Liner Stains: strange yellow/tan staining on vinyl above ground 15-ft pool liner. Water is crystal clear. No residue comes from the liner. No one wears tanning lotion. Attempted](https://preview.redd.it/mystery-liner-stains-mystery-liner-stains-strange-yellow-v0-hi19ypx5slcb1.jpg?width=640&crop=smart&auto=webp&s=fa747b1c98b31c78d007dc7d8c8aa2dd05b6838c)
Mystery Liner Stains: Mystery Liner Stains: strange yellow/tan staining on vinyl above ground 15-ft pool liner. Water is crystal clear. No residue comes from the liner. No one wears tanning lotion. Attempted
![I beat CYA, thanks to your help. Now my pool liner is stained from iron.. any way to clean this up? : r/pools I beat CYA, thanks to your help. Now my pool liner is stained from iron.. any way to clean this up? : r/pools](https://preview.redd.it/vf3w9bjwo8d51.jpg?auto=webp&s=e63ad5783b3842a20c18346272a1c5527836d4a5)
I beat CYA, thanks to your help. Now my pool liner is stained from iron.. any way to clean this up? : r/pools
![Amazon.com : Jack's Magic The Vinyl Liner Blue Stuff Pool Stain Preventer - 2 x 1 Quarts : Patio, Lawn & Garden Amazon.com : Jack's Magic The Vinyl Liner Blue Stuff Pool Stain Preventer - 2 x 1 Quarts : Patio, Lawn & Garden](https://m.media-amazon.com/images/I/91WsmgwURfL._AC_UF894,1000_QL80_.jpg)