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Old 12-20-13, 11:02 AM   #28
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Originally Posted by ecomodded View Post
The instructions warned of inaccurate readings from surface reflectivity...
Cheap plastic black electrical tape works very well.

Your meter (similar to mine) may have significant errors in the indicated value, but you can be pretty sure of the accuracy of temperature differences within a close range.

I'm not an HVAC technician. In fact, I'm barely even a hacker...
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