TR21 - 20K OHM TEMP SENSOR
Honeywell TR21 | Our#: 176419
1 Year Purchase Guarantee - Free returns for a year, up to $1000 of purchase protection.
Refrigerator Water Filter Tip #4:
The main ingredient in almost all water filters is activated carbon, which is a form of carbon that has been processed to make it extremely porous and thus to have a very large surface area available for absorption of chemicals and impurities.