Monday, April 26, 2010

Ductless Heat and Cooling Units. What is your satisfaction or complaints?

Currently have forced air gas heat %26amp; cool. Hate it. Have hot areas and cold areas %26amp; its noisy. For the upstairs to be cool enough to sleep the downstairs has to freeze. Plenty of insulation in house. Considering through the wall ductless units. Do they work well and are they less costly to use. Any experiences out there please?

Ductless Heat and Cooling Units. What is your satisfaction or complaints?
spend $100 with a local hvac co and have your system balanced.





thru the wall units aren't very efficient.....and if you think your furnace is noisy, then youll be very disappointed with a thru the wall unit





Possum
Reply:Mitsubishi, Fujitsu and other ductless systems all work extremely well.


Then again so do conventional systems. The problem is the design and lay-out of the system as others have stated.





Ductless systems are more expensive than conventional but if done right, they are truly impressive.





I would not waste my time and have the system professionally balanced as this is something you are more than capable of doing.


You already know where the hot/ cold and drafty spots are located.





If the heater is newer, you may have a few options there as well. Typically you can set the blower off delay....(time the blower runs after flame is out) from 60 to 240 seconds. You may also want to check for a multi-speed blower motor. Typically heat is run on low, A/C, but you may have medium or medium low and medium high.
Reply:Ductless units work well, but ONLY in the room they are in. Window A/C's have both heat and cooling and are cheaper then the mini-units. If you have enough room in the attic you might consider installing a system in the attic and ducting to ceiling diffusers. Since you haven't mentioned how many areas are involved I couldn't begin to estimate costs. Probably the window units are cheapest - but then you have to deal with the noise. Balancing normally doesn't work well because residential ductwork is not normally designed well nor is it properly-sized. It's sad to say but most two-story homes have the same problem as yours. The builders want the cheapest system installed so that they can maximize their profits and the homebuyer has to live with the results. Good luck to you.
Reply:your house in not in balance for heating and cooling. you need to have the house properly set up by bringing more air flow to the house. you might be getting too much air flow in the house to the basement and not enought to the upstairs in the summer time. if you go to electic heaters or a boiler and water heat will be quieter look into the costs before you do anything and ask lots of questions to the salesmen. remember you don't have to buy even when they have sat and answered questions for 5 hours


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