The really bad news is that with old metal duct systems the only option is replacement of the ducts to stop the rain in the attic.
Attic hvac ductwork.
Install ductwork so that it is in direct contact with i e laying on the ceiling and or truss lower cords.
Choosing the right ductwork for installing in your attic as with.
So why put an hvac system up in the attic at all.
I agree that central hvac ducts in the attic are ridiculous.
An outdoor unit which houses the fan condenser and compressor and an indoor unit which holds the evaporator and fan.
Flexible duct is a plastic tube that is reinforced with wire and then insulated on the outside.
Most of the commentary is about cooling but what about heating.
It was new when the ac was put in 7 years ago.
First water dripping off of your ducts and onto your insulation can cause the insulation to compress which decreases it s r value or ability to insulate.
Attic hvac systems also require shorter ducts.
Cost of installation supplies.
Here are the itemized costs for the most common types of ductwork and supplies needed to complete installation.
When i look in my attic i wonder if a lot of the ductwork couldn.
1 10 5 25 per foot insulated flexible duct 4 to 16 diameters used as branches or in radial duct attic systems 2 30 13 00 per foot round and oval sheet metal duct 3 to 8 diameters typically used for trunks in small homes and.
The next most typical type of duct systems is made of flexible duct.
Why is condensation on ductwork a problem.
I m in sacramento and in spite of our hot weather reputation it is primarily a heating climate.
There will be less duct leakage.
Duct leakage causes a lot of problems including less.
I called out the original hvac company and they took a look and said they saw no water.
When hvac ducts are installed in a vented attic in a dry climate bury the ducts in attic insulation to protect them from temperature extremes in the unconditioned attic space.
All ducts are at risk for this type of leakage.
Most updated central air conditioned homes have a new air conditioner split system meaning the ac is broken up into parts.
Flex ducts themselves do not sweat however if the.
Sometimes air conditioned air will seep right through your ducts and become useless instead of heating and cooling your home.
Here s why that is a good thing.
Improperly supported flex ducts will sag which cuts down on airflow meaning cool air generated by an ac unit will struggle to reach your in law suite.
Again i d suggest calling an experienced hvac pro to guarantee your ducts are installed in your attic with proper support.
Attic hvac systems save space.
Recently i had another hvac company come out and put in a new bathroom vent and they told me they believed the duct work was full of water.
Retrofitting my house would be expensive and disruptive.
Well mainly it s a way to save space.
If you have central heating and or air conditioning in your home the warm or cool air is delivered to each room through a system of connected ducts and vents.
So water is condensing on your ac ducts.
The air ducts for a central hvac systems are typically located above a home in the attic or upper crawl space or underneath a home in the space between the foundation and the floor so.
Why is this a problem.
