The provisions of this Subpart apply only to low pressure cast-iron heating system boilers installed after March 31, 1965.
N.Y. Comp. Codes R. & Regs. Tit. 12 §§ 4-14.1
The provisions of this Subpart apply only to low pressure cast-iron heating system boilers installed after March 31, 1965.
N.Y. Comp. Codes R. & Regs. Tit. 12 §§ 4-14.1