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ETEKCITY 774 INFRARED THERMOMETER — Point it at the roof before and after, watch the surface temperature fall, and prove the 50 degree drop with your own eyes. Adjustable emissivity for clean readings.
ETEKCITY 774 INFRARED THERMOMETER — Point it at the roof before and after, watch the surface temperature fall, and prove the 50 degree drop with your own eyes. Adjustable emissivity for clean readings.
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