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  1. Replies
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    That was mentioned earlier. I will check with...

    That was mentioned earlier. I will check with the contractor to verify, but the quote list the same heat pump twice.

    Thanks.
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    If this unit is in an attic, is it possible to...

    If this unit is in an attic, is it possible to include a media filter in the return air grills without the cabinet?
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    Thanks. Do the come with kits or hangars for...

    Thanks.

    Do the come with kits or hangars for media filters.
  4. After discussing the matter the matter of...

    After discussing the matter the matter of building code, the contractor did a manual j and stated that even knowing the orientation of the house and increasing insulation, the results were the same...
  5. Replies
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    Carrier fe4 vs fv4

    Is there an advantage to having one over the other?

    FE4ANB005 and 25HBC542A003

    OR

    FV4CNF005 and 25HNBC542A003

    The latter appears to be a matched set, the other is unknown.
  6. Thanks. Based on the discussion, I wiki be...

    Thanks. Based on the discussion, I wiki be meeting with the HVAC contractor. During that meeting we can discuss suggestions, on equipment and steps to improve the building envelope efficiency to...
  7. Dan, thanks for all the info. I inserted...

    Dan, thanks for all the info. I inserted additional information.
  8. Window Doors and Other Info

    Windows, Doors, and Other Info

    ZONE 1
    North Windows 26568
    North Glass Door w Sidelights 6144 sqinch

    South Windows 34624 sqinch
    South Glass Doors 6144 sqin
    South Glass...
  9. upper marlboro

    upper marlboro
  10. I really appreciate all the comments. However,...

    I really appreciate all the comments. However, size of the equipment is not at issue. Its the equipment. I am looking for recommendations somewhere in the middle of carrier base and carrier...
  11. Need help in selecting energy efficient but cost effective HVAC systems

    I would appreciate any assistance that you can regarding my questions.

    Background. I am purchasing a new, tract home in Maryland with BGE as the electric utility and Pepco as the gas utility. ...
  12. What thermostat for carrier 58MXB w/ APA5 & CNPVP?

    What thermostat would your recommend to take advantage of the furnace fan's smart evap feature and control aprilaire 400 humidifier?
  13. Replies
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    issues and load calc

    ampulman and beenthere

    pic number 1 is zone 2 furnace and coil. I am not sure what you are asking regarding about what's to the left. There are 3 supply lines, two round you can see. The third...
  14. Replies
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    Any Comments on the install pics?

    I moved into a new home last June, builders production home. The home is 3 stories above grade plus a basement. All the equipment is Carrier except where noted below.

    There have been numerous...
  15. Replies
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    Where should I post?

    Thanks for the replies.

    -Fireplace is exposed on three sides

    -Metal flashing at roof. But unable to get answer regarding galvanized metal where chimney meets rafters.

    Not sure HVAC...
  16. Replies
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    Average Heat Loss from Fireplace

    What's the average heat loss in BTUH for a masonry fireplace in a new home?

    Similarly, what's the average heat loss in BTUH for gas fireplace?

    Thanks.
  17. Replies
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    Thanks.

    Thanks.
  18. Replies
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    "Who did the load calc?" The HVAC company. It...

    "Who did the load calc?"

    The HVAC company. It is a large local company. Not sure I should mention their name. I thought the furnace was going to be a 58MXB120. However, I did not get the...
  19. Replies
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    Not sure about furnace size

    The space being heated is about 5,000 square feet, 2,500 on the first floor and 2,500 in the basement. In the basement only 1,200 square feet is finished.

    The following specs were taken from HVAC...
  20. Replies
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    I will contact carrier

    dan_sw is correct, its over 7,000 sqft finished on 4 levels. I will contact carrier as suggested by gary_g. I had not thought of that.

    The only response I had gotten from the contractor was that...
  21. Replies
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    Does the furnace make a difference?

    I used the attachment above, it was helpful, except that the furnace was not listed. gary_g came back with real numbers which was great. The issue may be that the furnace are comfort series and the...
  22. Replies
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    Help determining SEER EER

    I am having the following Carrier equipment installed:

    Furnace - 58MCB040-1-08
    A/C - 24APA518
    Coil - CNPVP2417ATA

    Furnace - 58MXB080-F-1-20
    A/C - 24APA542
    Coil - CNPVP4221ATAABAA
  23. Thanks.

    I appreciate all of you for your assistance. I am going to stay pat with the above selections. I will purchase the humidistat after I move in. Builder markup is the reason that I do not want to...
  24. Thanks for all your help. ANSWER: tigerdunes...

    Thanks for all your help.

    ANSWER:
    tigerdunes
    zone 1 is 3600 sgft finished, 5100 sqft total
    zone 2 is 3100 sqft
    zone 3 is 990 sqft


    ANSWER
  25. Carrier Performance 80 or Comfort 92 or Base 92

    This is for construction of new home in the Washington DC area. The home will have Jeldwen lowE windows and doors.

    I am upgrading the HVAC for a 7000 sqft home from the builders standards which...
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