However unless you have new construction is highly doubtful that you can find an alternative.
Moving ductwork in attic.
Map out the current a c ductwork by going up into the attic or crawl space.
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.
Venting an attic is essential for a number of reasons including.
I believe that moving ducts out of the hostile temperature environment of the attic is obvious.
Connect the end of the flex duct onto the circular end of the rigid duct with self tapping duct screws.
Also attic ducts often leak.
I chose unfaced batt type so that it would stay in place.
While the attic install isn t ideal it beats the problems that come with ducts.
Seal supply boxes with mastic.
Strap the flex duct to the attic framing at 4 foot.
Find the ductwork that leads to the a c vent that you wish to move and mark it with colored tape.
Lentz suggested moving the ductwork to one side of the basement which on paper of.
If so you could put the new system upstairs in a closet and have all the duct work in the attic.
It was new when the ac was put in 7 years ago.
Locate the screw sticking up through the ceiling and mark this with tape for reference.
You might think you have every single hole sealed but even so new leaks can occur without you even knowing about it.
Seal the connection with duct tape.
This way you could rip out 0r maybe re use that duct in the basement.
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.
Going over every inch of ductwork is a laborious process especially when a section of ductwork is in a location that s difficult to reach.
The attic ductwork is flex duct work.
House flipping brothers dave and rich show you how to move and install ductwork.
I called out the original hvac company and they took a look and said they saw no water.
According to nrel researchers david roberts and jon winkler moving the ducts from a vented attic to a new location inside the conditioned space will reduce electricity used for cooling by 15 to 20 and will reduce the size of the needed air conditioning equipment by 0 5 to 1 ton.
Strap ducts out of insulation with 3 ductstraps per specifications.
You would or should also weatherize that attic and make it part of the conditioned space.
Instead i covered my attic ducts with insulation.