Moisture indicators on HVACR systems have been billed as critical early-warning components in the fight to cut the long-term effects of water damage and reduce repair and maintenance costs. But do they truly live up to their billing? And even more important, are they the answer to the changing demands the coming HFC refrigerants will place on systems?
Traditionally, moisture indicators have been green/yellow wafers that said the system was either “dry” (green) or “wet” (yellow). But, this simply does not go far enough. Here’s why. [More]
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