Clip on Pipe Clamp HVAC Thermometer - Clip on Thermometer Pipe Temperature Gauge for Measuring Temperatures of HVAC Hot Water Pipes and Radiators: Amazon.com: Industrial & Scientific
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Stainless Steel Bi-Metal Thermometer,1.5" Tri-clamp 4" Stem, 3" Dial, 0 to 200 F Degrees: Amazon.com: Industrial & Scientific
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