HEATING SYSTEM Individual Apartment Rent Cut in Effect August 31, 1994 Partial Replacement of Boiler Doesn't Qualify August 31, 1994 Useful Life Requirement Waived for Unavailable Replacement Parts March 1, 1994 Customized Heater and Air-Conditioner Units Qualify February 1, 1994 Back-Flow Preventer Installed 18 Months After New Boiler December 1, 1993 Computerized Heat Timer Doesn't Qualify September 30, 1993 first previous 1 2 3 4 5(current)