Application Tag

Industrial Coil

The generic terms “industrial “and “heavy duty” are used to describe an HVAC coil that has an arrangement and/or construction that creates quality heat transfer when adverse temperature, pressure, or a corrosive agent are present. Standard HVAC coils are constructed of copper tubes, aluminum or copper fins, and galvanized steel. The normal temperature for these materials is 250 degrees F and 200 PSIG pressure.   Enter Carbon...

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Coil in Crate

Coils are an unusual piece of equipment and often very misunderstood by most of the HVAC Industry. At USA Coil & Air, we take quality control seriously from the time we receive an inquiry until the manufactured coil has been installed.   USA Coil & Air is primarily in the replacement and fast-ship business. For us, Rule #1 is the “clock is running” when the problem or...

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Sentry Guard

Operating water coils that are prone to air temperatures below freezing normally need the use of anti-freeze. The most common is glycol. This has been used for over 40 years, and there are two common types, ethylene and propylene. Anti-freeze provides a safeguard if there are mechanical or electrical breakdowns that may cause fluid to sit in a coil with below freezing air going across...

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Basic Horizontal Unit

Many fan coil unit installations are in condos, apartments, townhouses, hotels, and other types of lodging. Most systems are two or four pipe heating/cooling systems and usually use chilled water for cooling and hot water for heating. These units can be permanent or temporary residences occupied by an owner, tenant, or paying customer, which may mean they are more demanding.   There are 3 types of units...

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