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Hvac life

Eli Chernin This was the “quick-guide” sizing chart I saw under the counter of an unnamed supply house!

Originally posted 2014-04-28 20:32:58.

Comments 1

  1. That chart must only be used when you stand approximately 50 feet away from the structure. Hold up the sizing chart and rotate until the sizes match. That chart is of no use without instructions

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