Horizontal Furnace Installation In Attic

Horizontal units can be installed in attics garages or basements either by placing the device on a platform or suspending it from the ceiling.

Horizontal furnace installation in attic. So in an upflow vertical furnace the cold air is taken in from the bottom and the warm air is released from the top. That means you have higher energy costs and less efficiency since you re blowing the air down instead of allowing it to rise naturally. The total drop in efficiency can be up to 35. In our area in southern california it is pretty standard to install the furnace in the attic.

In a down flow furnace it s vice versa. This is the preferred installation method for furnaces located in garages. The flow refers to the direction of the air as it passes through the furnace or air handler. When you talk about the.

If you place the furnace in the attic then you must install the infrastructure in the building to force the warm air to the bottom floor. Horizontal installation is also available for some furnace and air handler models. This drain removes the excess water that a heating system will generate. As long as the attic furnace is professionally installed you can expect a more even heating distribution through your house.

Notice the drain pan under the air handling unit to catch condensation if the primary pan were to overflow. The horizontal furnace installation in an attic should be on a service platform large enough to allow for proper clearances on all sides and service access to the front of the furnace see figure 5 clearance table. When ours was installed in the attic during 2005 the installers put in a nice ceiling door and electrical switches for lighting and furnace master on off switch. This 20 limitation applies to the minimum 30 height only low clearance attics.

If you re looking for a furnace that makes less noise the attic is a good spot for it. Usually this is done after removing the 1950 s original heaters in the lower walls floors. What is the difference between vertical and horizontal furnace installation upright or vertical installation. This is done in either of two ways.

30 inches high 762 mm 22 inches wide 559 mm 20 feet max length 6096 mm measured along the center line between the attic access opening and the attic furnace. This is a horizontal flow air handler installed in the attic. The drain must be installed through the core of the house as water will be flowing during the colder months. Attic furnace passageway minimum dimensions requirements.