Each boiler shall have a blowoff pipe connection fitted with a valve or cock not less than 3/4 inch pipe size connected with the lowest water space practicable.
N.Y. Comp. Codes R. & Regs. Tit. 12 §§ 4-5.13
Each boiler shall have a blowoff pipe connection fitted with a valve or cock not less than 3/4 inch pipe size connected with the lowest water space practicable.
N.Y. Comp. Codes R. & Regs. Tit. 12 §§ 4-5.13