Spots are usually based on silicates and silica. Silica never shows using a TDS meter. It can definitely do stuff. Do the Zero products used for WFP work also remove silica? There are cheap meters that show silica content.
Henry
Spots are usually based on silicates and silica. Silica never shows using a TDS meter. It can definitely do stuff. Do the Zero products used for WFP work also remove silica? There are cheap meters that show silica content.
Henry
