CFR › Title 46 › Part 35 › §35.40-1746 CFR §35.40-17Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy link(a)At each required foam hose/monitor valve there shall be marked in not less than 2-inch red letters and figures: “FOAM STATION 1,” 2, 3, etc.(b)[Reserved]