NOTE:DIAGRAMS&ILLUSTRATIONARENOTTOSCALE.
5
NOTE: The following requirements reference various Massachusetts
and national codes not contained in this document.
Requirements for the Commonwealth of Massachusetts
TheseappliancesareapprovedforinstallationintheUSstateofMas-
sachusettsifthefollowingadditionalrequirementsaremet:
• Un-ventedRoomHeatersshallbeinstalledinaccordancewith527
CMR30.
• Installationandrepairmustbedonebyaplumberorgastterlicensed
intheCommonwealthofMassachusetts.
• Theexiblegaslineconnectorusedshallnotexceed36inches(92
centimeters) in length.
• The individual manual shut-off must be a T-handle type valve.
• UnventedappliancesmayNOTbeinstalledinbedroomsorbathrooms.
• A working smoke detector must be installed in the area where vent-
free appliances are installed.
Sellerofunventedpropaneornaturalgas-redsupplementalroomheaters
shallprovidetoeachpurchaseracopyof527CMR30uponsaleoftheunit.