Insulate and air seal the floor with open cell foam put ductwork and mechanicals in the attic install a radiant barrier and mastic seal the ducts.
Hvac ductwork in attic.
So why put an hvac system up in the attic at all.
I called out the original hvac company and they took a look and said they saw no water.
Flexible duct is a plastic tube that is reinforced with wire and then insulated on the outside.
An outdoor unit which houses the fan condenser and compressor and an indoor unit which holds the evaporator and fan.
Ductwork design mistake 2.
That may require long runs of ductwork that make it hard for your hvac system to move conditioned air to certain areas within the space.
I m in sacramento and in spite of our hot weather reputation it is primarily a heating climate.
Well mainly it s a way to save space.
Runs that are too long.
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.
I agree that central hvac ducts in the attic are ridiculous.
When water condenses and drips into your attic or home it can cause a some serious secondary problems.
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.
This is my climate i see ductwork in crawl spaces a lot and lots of problems.
Attic hvac systems save space.
All ducts are at risk for this type of leakage.
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.
When the location of hvac equipment and duct system and not optimized in the planning phase the equipment may end up far away from the space to be cooled.
Flex ducts themselves do not sweat however if the.
Most of the commentary is about cooling but what about heating.
The attic ductwork is flex duct work.
Why is this a problem.
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.
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.
It was new when the ac was put in 7 years ago.
I vote for the attic.
Knowing the disadvantages of attic install and the crawl space install.
So water is condensing on your ac ducts.
Why is condensation on ductwork a problem.
Here s why that is a good thing.
Again i d suggest calling an experienced hvac pro to guarantee your ducts are installed in your attic with proper support.
Most updated central air conditioned homes have a new air conditioner split system meaning the ac is broken up into parts.
There will be less duct leakage.
Duct leakage causes a lot of problems including less.
Attic hvac systems also require shorter ducts.
Sometimes air conditioned air will seep right through your ducts and become useless instead of heating and cooling your home.
When i look in my attic i wonder if a lot of the ductwork couldn.
