Interstate Engineering, of Dallas, Texas, is voluntarily recalling about 40,000 heat detectors. These heat detectors can fail to alarm or alarm for a shorter period of time than intended when fire is present.
The heat detectors are round, have an off-white aluminum cover, are roughly 7 inches in diameter and 3 inches high, and have a round, brass-colored metal disk at the center of the cover. They are mechanical, and do not use batteries or electricity. The heat detectors were sold under the following private label brand names and models, which were printed on labels on the back of the detectors:
MasterGuard model MG-50/70;
Responsive model TRI70;
Rescue II model R-50FT
The recalled heat detectors have the following serial numbers on the label that is beneath the removable mounting bracket on the back of each unit: 980400001 through 981108112. These heat detectors were sold nationwide primarily through in-home demonstrations and sales parties from May 1998 through December 1998 for about $225 or higher. Interstate Engineering's private label resellers determined prices.
Consumers should stop using these heat detectors immediately and call Interstate for a free replacement at (888) 516-0019 between 8 a.m. and 5 p.m., Monday through Friday EDT.