Effective on and after August 1, 1978, the standards specified in Section 4-802 shall be complied with before the City will provide new utility service for residential dwellings and commercial buildings for which the foundations have not been completed on August 1, 1978.

(Code 1978, 5-601; Code 1994, 4-701; Code 2003; Code 2015)

(a)   A new residential dwelling must be equipped with storm windows and storm doors or other satisfactory window or door thermal treatment. Total heat loss, based on the ASHRAE Handbook of Fundamentals, of a new residential dwelling shall not exceed 35 BTUs per square foot per hour of floor area of heated finished living space at a design temperature differential of 80 degrees Fahrenheit.

(b)   New commercial building must be constructed so heat transmission loss of heated areas, based on the ASHRAE Handbook of Fundamentals, does not exceed 35 BTUs per square foot per hour of floor area based on a design temperature differential of 80 degrees Fahrenheit.

(c)   All installed air conditioning systems on or after August 1, 1978, shall have an energy efficiency ratio of 7.0 BTUs or more of cooling capacity per watt hours of input based on the current ARI standards. All heat pump systems, on and after August 1, 1978, shall have an energy efficiency ratio of 6.7 BTUs or more of cooling capacity per watt hours of input based on current ARI standards.

(d)   All installed air conditioning systems, on and after November 1, 1979, shall have an energy efficiency ratio of 8.0 BTUs or more of cooling capacity per watt hours of input based on current ARI standards. All heat pump systems, on and after November 1, 1979, shall have an energy efficiency ratio of 7.5 BTUs or more of cooling capacity per watt hours of input based on current ARI Standards.

(Code 1978, 5-602; Code 1994, 4-702; Code 2003; Code 2015)