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Humidifier Furnace Water Pad Secret Black Line, Don’t be Wrong!

by Blair Gilbert

Usually it is a black marking, but it may be red mark.

This video is no longer available but, essentially, it stressed the fact that the black or colored markings on one end denote ‘This side up’. Make sure it’s at the top!

Blowout Sprinkler With Too Small Compressor, Blow Out Pipes, Adapter $10
Winterize Water Lines Using Small 2.6 Gallon Compressor, Build Adapter

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