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  1. Thread: Noisy return

    by Armis
    Replies
    11
    Views
    1,639

    Starving from what? Air ? Most of it is coming...

    Starving from what? Air ? Most of it is coming from other areas.
    Only thing to make him quiet is shut him off :)
  2. Thread: Noisy return

    by Armis
    Replies
    11
    Views
    1,639

    Had to clarify before, 10" is solid sheet metal ,...

    Had to clarify before, 10" is solid sheet metal , not flex
  3. Thread: Noisy return

    by Armis
    Replies
    11
    Views
    1,639

    for 10" duct one 12x12 grille , for 8x20 duct -...

    for 10" duct one 12x12 grille , for 8x20 duct - 20x16 grill
  4. Thread: Noisy return

    by Armis
    Replies
    11
    Views
    1,639

    318631318651

    318631318651
  5. Thread: Noisy return

    by Armis
    Replies
    11
    Views
    1,639

    Noisy return

    Have two returns for 2.5 ton furnace , one 8x20 , other 10 inch round. They both go to return plenum with 24x20 filter box.
    Its very loud noise coming from 12x12 return grill (10" return duct)...
  6. Replies
    23
    Views
    1,219

    Guys gave me more than enough info. Thank you...

    Guys gave me more than enough info.

    Thank you very much.
  7. Replies
    23
    Views
    1,219

    I know all the numbers just not sure how or best...

    I know all the numbers just not sure how or best way to do it.
  8. Replies
    23
    Views
    1,219

    I know all the numbers just not sure how or best...

    I know all the numbers just not sure how or best way to do it.
  9. Replies
    23
    Views
    1,219

    I have one , question doesn't require calculation

    I have one , question doesn't require calculation
  10. Replies
    23
    Views
    1,219

    Yes you partially anwered my question. I know...

    Yes you partially anwered my question. I know your calculation is right.
    But my question rise from Supply duct. It starts big then gets smaller. Can it be done same with return. Say you need 200cfm...
  11. Replies
    23
    Views
    1,219

    The reason for downsize is $. 28' of 10x20 duct...

    The reason for downsize is $. 28' of 10x20 duct versus 10' of 10x20 duct and 18' of 10x10 (or flex)
  12. Replies
    23
    Views
    1,219

    I know

    I know
  13. Replies
    23
    Views
    1,219

    I want to upsize 8x16 to 10x20 , my question was...

    I want to upsize 8x16 to 10x20 , my question was
    Do i need continuous 10x20 return all 28' long , or can it be reduced
    After kitchen/living space register, since biggest register is in living room....
  14. Replies
    23
    Views
    1,219

    Sorry I made a mistake . Register is in living...

    Sorry I made a mistake . Register is in living room, separated with wall.
    But living space and kitchen is partially open (50%)
  15. Replies
    23
    Views
    1,219

    Undersized Return

    My return is 8x16, 8x20 supply.
    Now return runs about 28 feet away from furnace. First kitchen and living room has one big register, then two bedrooms and Halway each have smaller return...
  16. Replies
    25
    Views
    2,939

    My Bryant 350aa is single stage , i believe fan...

    My Bryant 350aa is single stage , i believe fan is down to lowest speed for a/c and "middle" for heat.
  17. Replies
    25
    Views
    2,939

    Most Of my ducts are definetly wrong size....

    Most Of my ducts are definetly wrong size. Example: supply main 8x20 , return 8x16. No return to Second Floor. I had no issue with my heat system ,but noice is unbareble. No zoning for two story...
  18. Replies
    25
    Views
    2,939

    Small ducks , wrong size furnace

    I would like an opinion what would make sence.
    I had furnace replaced 3 yeas ago by Hvac guy "ex friend" who got me new bryant 100k btus, 1570 cfm. My house 1450 sqf according to software...
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