Thank you; however, the ductwork coming directly out of the air handler (plenum?) and the handler are insulated. We have had 3 different A/C companies check the pressure and freon levels, and…

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You can try to insulate any exposed duct from on top of the furnace and the coil box. Most air handlers are insulated within their own chasis. All you really need is approx. 1"- 1 1/2" of glass insulation.

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Air handlers are insulated with a thin layer inside. If they are insulated further, that is a help to save energy, but it may make it difficult to service.

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My house has 2 heat pumps. One air handler is in the attic, one in the crawl space. My question is: should air handlers (sheet metal) be insulated, and if so, what's the right way to do it?

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I need to replace old rusted air handler. I have new room addition and need a strong system to handle 2800 sq.ft.. Can you recommend proper size and brand?

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…Cellars (www.vintagecellars.com). instance. Some models can also be vented into the basement itself. The air handler pipes the cool air through ducts in the wine cellar. Which system is better? Cox prefers a split system because…

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…if the geothermal heat pump has at least two stages of output with the second stage not electric resistance, if the air handler uses the more efficient electrically commutated motor (ECM) blower and the COP is at least 3.3 for a closed loop…

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…house. If an installer wants to use rule-of-thumb sizing methods, find another contractor. Plan space for an air handler when considering a central air conditioning system. Often located in a basement or utility closet, a properly sized…

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…completed in April 2001, and the air handler was installed in a closet in the…
…build up on the outside of the air handler. The condensation was so bad…
…builder has had to replace the air handler, the platform, and some surrounding…

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…the air passing through the handler is cold...the air around the unit is hot and humid. Kind of like a cup of ice-water on a hot day...it condensates on the outside. But why is my air handler the only one that is doing this?

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