Resideo TX-12/U 4.4 Gallon Potable Water Thermal Expansion Tank, 3/4" 96420 IR1) has an optical resolution

IR1) has an optical resolution (distance-to-spot) of 10:1

Sensor connects to indoor unit

Lead Alert protection with LED's for test lead placement

Proprietary bio-degradable oil

Multiple screen/filter options to suit the job

Resideo TX-12/U 4.4 Gallon Potable Water Thermal Expansion Tank, 3/4" 96420 IR1) has an optical resolutionResideo TX 12 U 4. 4 Gallon Potable Water Thermal Expansion Tank, 3 4" TX Series Domestic Hot Water Expansion Tanks The Resideo Thermal Expansion Absorber is an expansion tank with a butyl diaphragm. The Thermal Expansion Tank controls pressure buildup in the system, eliminates relief valve spillage, protects fixtures, and extends water heater life. Heavy duty butyl rubber diaphragm (FDA approved) isolates water from air. Polypropylene liner, 100% non