§ 62. Miscellaneous provisions. 1. An existing sprinkler installation,
fire alarm, watchman's clock or fire-detecting system which has been
approved or accepted by the department having jurisdiction and installed
before July first, nineteen hundred fifty-two, in conformity with rules
and regulations adopted by the commission, shall, after inspection by
the said department, be deemed to be in compliance with the requirements
of this chapter.

2. Where a sprinkler system is required by this article, such system
shall be constructed to fuse at a temperature not higher than one
hundred sixty-five degrees Fahrenheit, spaced so as to protect the area
which is required to be sprinklered.

3. In furnace, boiler, laundry rooms and other parts of the dwelling
where high temperature usually prevails, sprinkler heads may fuse at a
higher temperature. Where such rooms are located at least thirty feet
distant from such dwelling, no sprinklers shall be required.

4. Except as otherwise provided in sections fifty-two and fifty-five,
an approved fire-detecting system shall be accepted as meeting any
requirement for a sprinkler system under this article.