Smoke alarms are not designed for garages and attics and are much more likely to fail than a heat detector.
Attic heat detector.
400 800 fpm 5 inches.
The 5602 heat detector is attractive durable and features a combination rate of rise and fixed temperature operation.
Caution must be taken to prevent operating the nonrestorable fixed temperature element center disk during this test.
For every additional 400 feet per minute of air velocity the heat gun to detector spacing should be reduced by one inch e g.
This item kidde hd200f heat detector for attic use kidde hd135f fyrnetics hardwire heat detector with battery backup hardwired heat alarm with battery backup brk brands hd6135fb.
The heat detector is rated at 194ºf 92ºc temperature.
Another location in a home where you should have a heat detector rather than a smoke alarm is the attic.
Firex hardwired inter connectable 120 volt auxiliary heat detector 135 degree with battery backup the kidde firex hd135f is a 120 volt ac the kidde firex hd135f is a 120 volt ac wire in heat alarm that responds to temperature rather than smoke.
800 1 200 fpm 4 inches etc.