Most updated central air conditioned homes have a new air conditioner split system meaning the ac is broken up into parts.
Airflow furnace in attic.
A downflow furnace is normally placed in the attic at the top of the venting system so that it can push air down through the vents.
When you place a furnace in the attic to take advantage of its.
I have a goodman 93 high efficency natural gas furnace located in my single story home in the utility room.
Air flow configuration such as upflow downflow and horizontal is a common way to describe furnaces.
Attic furnaces are becoming more common in both residential and commercial buildings.
Well mainly it s a way to save space.
A downflow system is usually used when there is no.
While the traditional spot to locate a residential furnace has been the basement there are many reasons why putting it in the attic is more convenient.
The trick to the installation of a gas furnace in an attic space is routing the condensate drain from the attic down through the core of the house to the basement.
Hi everyone i ve visited this site a couple times but this is my first post.
High efficiency furnaces aren t usually recommended for an attic.
Adjusting the temperature in a house can be difficult.
Given the tight quarters of most attics servicing an attic furnace may be more challenging but the.
If you don t have a crawl space or a basement then it can be a challenge to place a furnace on the ground floor of the structure.
The drain must be installed through the core of the house as water will be flowing during the colder months.
A furnace can suffer from a drop in energy efficiency if it s in an unconditioned space such as an attic.
In fact the title asked the question is low velocity bad for air flow in ducts and the answer was that in terms of air flow you really can t get the air moving through the ducts too slowly.
Utility room is not closed off in any way to the rest of the house.
You might not receive the same air movement benefits if the unit is in a garage either.
An outdoor unit which houses the fan condenser and compressor and an indoor unit which holds the evaporator and fan.
This article includes a diagram of furnaces with different air flows and an explanation of when different configurations are appropriate.
That was the main point of my last article.
Most of the issues that furnace might experience in an attic are due to extremely cold weather in this poorly insulated space.
Attic hvac systems save space.
So why put an hvac system up in the attic at all.
Original installers used pvc to vent the furnace to the roof but combustion air for the furnace is pulled from inside the house.
The first thing to know about the velocity of air moving through ducts is that the slower you get the air moving the better it is for air flow.
How to control air flow in attic ducts.