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  1. Replies
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    12,607

    Sometimes additional insulation can be added to...

    Sometimes additional insulation can be added to existing ducting close to the grilles or registers to help with the noise.
    Also, there is a way to build a wall to help keep sound from traveling...
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    9
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    751

    have them check the air flow on the new system....

    have them check the air flow on the new system. If you put in a larger (more capacity not physical size) unit. Larger unit on existing ducting can equal problems if not checked thoroughly. Did they...
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    9
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    751

    The surface of the duct would be at dew point to...

    The surface of the duct would be at dew point to sweat. I do not know what part of the country you are in, but it sounds like you have a humidity problem in your basement or the air is to cold in the...
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    2,274

    Have another contractor come out and analyze the...

    Have another contractor come out and analyze the problem. So many things it could be. A 20 degree drop should be within specs. Could be a ducting issue if you removed a four ton and had a five ton...
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    11
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    1,331

    I do not believe that a properly maintained 90%...

    I do not believe that a properly maintained 90% has a shorter lifespan than a properly maintained 80%. With the cost of gas in my area, the 90%+ is a better buy. Also you have the option of direct...
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    767

    I would recommend counting the upstairs open...

    I would recommend counting the upstairs open areas just like they are part of the upstairs as you said. After the load calculation if you come up with less air conditioing for the lower level than...
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    625

    The 100,000 BTU is oversized. I would be more...

    The 100,000 BTU is oversized. I would be more concerned about the actual heating and cooling needed. A manual J calculation should determine the appropriate size needed. I would also be concerned...
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    3
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    638

    The old XL1200 with the variable speed air...

    The old XL1200 with the variable speed air handler could have been sold as 13 SEER since that unit could easily achieve over 13 SEER. These units are now close to ten if not over ten years old.
  9. Replies
    3
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    465

    Need to turn the system switch to off. The...

    Need to turn the system switch to off. The technician will not be able to do a thorough check on a frozen unit. When you turn the system switch to off on the thermostat, go outside and make sure the...
  10. Replies
    10
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    767

    Need to count the ceiling area in this area for...

    Need to count the ceiling area in this area for the upper level also.
  11. Replies
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    716

    Plates are made that allow you to do this. The...

    Plates are made that allow you to do this. The pipe snaps in the plates and the floor then goes over the top of the plates. The plates are made of wood.
  12. Replies
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    782

    The flue pipe does not appear that it could be...

    The flue pipe does not appear that it could be any smaller. It cannot be smaller than the size coming off of the furnace. It looks like double wall pipe going thru the ceiling. You should call your...
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    590

    Check the drain line and make sure it is draining...

    Check the drain line and make sure it is draining outside. If the house is comfortable, low speed is what it should operate on.
  14. If they cut the insulation and left open with out...

    If they cut the insulation and left open with out proper sealing, the vapor barier could be gone. Most of the new insulation has a treatment that is suppose to resist mold. Might be OK, but I would...
  15. Replies
    13
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    1,285

    I do not use Carrier. My distributor generally...

    I do not use Carrier. My distributor generally writes a credit when we bring back. If a problem they will charge back to us. I have never had charge back from them. You cannot regulate how far behind...
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    3
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    872

    Matching is a good move. Evauation with micron...

    Matching is a good move. Evauation with micron gauge is key. If they do not use or own one, I would be leary. A good question is how do you evacuate the system. Do you use a micron gauge? If they...
  17. Replies
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    2,691

    I have bought both. The plastic that we have used...

    I have bought both. The plastic that we have used has a UV resistant coating. It is lightweight and my installers like it for that reason. They dislike it because it does not hold level as well. We...
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    642

    no pricing please

    no pricing please
  19. Replies
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    1,391

    With a manual j load calculation of your upper...

    With a manual j load calculation of your upper and lower level, the contractor should be able to determine the balance point of the heat pump. This would be the point at which the heat pump would not...
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    1,423

    57.33 - stuck in one corner - got short times...

    57.33 - stuck in one corner - got short times till it worked again in top left
  21. Replies
    16
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    1,090

    A zone control system would use the existing or...

    A zone control system would use the existing or new heating and air conditioing units. Dampers could be placed in the ducts going to the diferent levels of your home. Thermostats on the different...
  22. Replies
    12
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    1,423

    40.62 hang out in the bottom left corner as close...

    40.62 hang out in the bottom left corner as close to the edge as you can get. never moved
  23. Replies
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    631

    It should help circulation if that return was...

    It should help circulation if that return was connected back to the furnace. It is difficult to try and quieten the return in the den when it only has 18" between it and the blower. If the return...
  24. The Thermopride used to have a 13 gauge copper...

    The Thermopride used to have a 13 gauge copper coated heat exchanger. I assume it still does. What is the gauge of the Lennox heat exchanger and is the Thermopride still the same? The Thermopride use...
  25. The old gravity flow furnace did not have a...

    The old gravity flow furnace did not have a blower motor that uses electricity to move the air. The new furnaces have blowers to move the air. The electric cost will increase to operate the blower...
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