5 Colo. Code Regs. § 1003-5-3.14
Current through Register Vol. 47, No. 11, June 10, 2024
Cartridge filters must meet NSF standards. Maximum flow rate is .375 gpm/F2. Air relief valve pressure gauges must be in place and in good operating condition. There must be no filter by-pass of any kind.
5 CCR 1003-5-3.14