Part of window conditioner; causes warm air to flow over windows to drywater droplets; open at 256 degrees f (124deg f) increasing, close at 202 degrees f (94 degrees c) decreasing; rating 100, 000 cycles at 115 vac, 15 a; mounted on radiator; stabilizes ceilometer: t plus 14 degrees f equals 10 degrees c; heating stays on in cold weather; in hot weather (t plus 86 degrees f equals plus 30 degrees c) heat is off to minimize heating by solar radiation; software controlled; nhap/n 70-2737, heater blower assembly
