Minimum Clearance For Furnace Attic

On 2019 07 27 by mod gas meter clearance to weber grill.

Minimum clearance for furnace attic.

If you want to purchase a mid efficiency furnace for your home then the price profile for the equipment is similar with a downflow model compared to an upflow one. This 20 limitation applies to the minimum 30 height only low clearance attics. All other clearances are fine. If there are no obstructions on the passageway to the attic furnace and it has a minimum 6 feet 1829 mm height and 22 inches 559 mm width along its entire run the walkway length limit goes up to 50 feet 15250 mm in irc international residential code and has no limit in umc universal mechanical code.

An attic in which a fau is installed shall be accessible by an opening and passageway 30 x 30 in size. Most updated central air conditioned homes have a new air conditioner split system meaning the ac is broken up into parts. 2015 irc m1305 recommends that the furnace have a level working space of at least 30 inches by 30 inches in the front of the appliance. The cost profile for a furnace in the attic is competitive.

Municipalities may require a minimum of 30 clear inches in front of the furnace which can be accomplished in a small room if the door to the room opens in front of the furnace. Attic hvac systems save space. On 2019 07 27 by bill. Minimum clearances from combustibles shall comply with the listing of the appliance.

Attic access may be reduced to 22 x 30 provided the largest piece of equipment can be removed through the opening. Our houses are fairly close together and i measured 9 1 2 between my proposed sidewall vent position and our neighbor s home. Expect to pay around 1 000 for the equipment along with another 1 000 to install it for most geographic locations. See direct vents side wall vents for a complete table of recommended clearance distances from a direct vent gas appliance terminal to other building.

Well mainly it s a way to save space. American gas association has certified the design of condensing furnaces for a minimum of 0 clearance from combustible materials with a single wall plastic vent pipe. Minimum opening size the 2012 international residential code requires an attic access opening for attics with an area greater than 30 square feet and a vertical height in excess of 30 inches. Install passageway platform minimum 24 inches width and maximum 20 feet in length to fau.

An outdoor unit which houses the fan condenser and compressor and an indoor unit which holds the evaporator and fan.