What Is a Heat Register?


Quick Answer

Heat registers are the grates used by air conditioning, venting and heating systems. They cover the duct work that allows air to flow between the main unit and individual areas of a structure. Heat registers may be located in the walls, flooring or ceiling.

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Full Answer

Heat registers typically have dampers, which are adjustable slats that give users some control over the direction of air flow. These vents also protect ducts from dirt and debris. They should never be blocked and should be regularly cleaned.

Heat registers come in a variety of materials, including wood, cast iron and brass, and some of the more ornate designs can be a functional part of a home's decor. They may include scrolling metalwork or an ordinary linear design.

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