Red marks since day 1 on quartz pool. 1.5 month old

93310poolC

New member
May 20, 2025
1
clCentral California
These red marks been present since quartz was sprayed, before water. Pool builder MIA. Any idea? Pool brush does not remove, would vitamin c?
 

Attachments

  • IMG_5586.jpeg
    IMG_5586.jpeg
    2.6 MB · Views: 5
  • IMG_5585.jpeg
    IMG_5585.jpeg
    154.6 KB · Views: 6
  • IMG_5582.jpeg
    IMG_5582.jpeg
    411 KB · Views: 6
  • IMG_5584.jpeg
    IMG_5584.jpeg
    443.8 KB · Views: 6
  • IMG_5583.jpeg
    IMG_5583.jpeg
    253.1 KB · Views: 6
Welcome to TFP.

Plaster is hand applied and rarely flawless. Those blemishes do not look like a problem.

You can try and sand the area with a diamond sanding pad or 80/100 grit wet/dry sandpaper and see if it improves.