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    psa : Too Many Homeowners Fall For This Common HVAC Scam : The DIY HVAC Guy

    I installed a carbon monoxide detector to safeguard against false claims of dangers like cracked heat exchangers. Great call on the detector—it’s a must for any home, especially when HVAC scams are common, as The DIY HVAC Guy points out. If you’re looking to avoid shady upsells, consider a...
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    Funning 12 volt devices with a POE switch for electricity only.

    Yes, adapters that convert Power over Ethernet (PoE) to a 12V output without using the Ethernet part of the connection are available. These adapters are commonly referred to as PoE splitters. They are designed to extract power from the PoE line and convert it to a lower voltage, typically 12V...
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