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  1. M

    attaching ledger board to hollow block wall

    I am thinking to build a stud wall to bear the weight, and bolt through the block in a couple places to keep the assembly from being able to pull away from the block wall. Its not that large, whole thing is probably 8 or 9 feet wide.
  2. M

    Looking for safest power strip recommendations

    metal housing with no MOVs. MOVs have a failure mode where they can end up glowing red hot but not pass enough current to trip the breaker.
  3. M

    Main Backup transfer switch.

    the generator connected to the automatic transfer switch has to be sized to carry the entire connected load. You may consider leaving the main panel as is, putting an ATS between it and a new subpanel, and relocate circuits you want backed up to the subpanel
  4. M

    attaching ledger board to hollow block wall

    how can a ledger board be attached to a hollow core concrete block wall? Want to build a small room inside a larger space, the block wall and the new room's wall opposite the block wall are bearing the ceiling joists and we want to be able to put a plywood deck down and use the space on top of...
  5. M

    Questions on 3phase Delta

    make sure you know what you are doing....cant use standard 2 pole breakers that have a 120/240 rating on a delta service.
  6. M

    what stores carry evolution saws?

    i did this, but purchased an open box one for $111. Came today and it had never been used -im quite happy. Awesome saw, WHY dont stores carry it? Pressure from dewalt/makita/etc?
  7. M

    hex drivers -anyone make a non-ball version?

    i have a set of eklind T handles which i wouldnt trade for anything, but i want a set of ones with screwdriver handles. I guess I could always use insert bits and a driver handle...
  8. M

    hex drivers -anyone make a non-ball version?

    does anyone make hex drivers with a screwdriver handle that are not ball drivers? I seem to remember seeing them in the past and i cant find any
  9. M

    what stores carry evolution saws?

    I need to get an evolution rage 4, but need to be able to go into a store to get it. Checked lowes and sears and they dont stock it in their stores. Any ideas? Located in so cal.
  10. M

    wire size

    the 40deg marking is the ambient operating temperature. the 60/75 is the terminal temperature rating, meaning it may be used for wire of the appropriate type and sized based on those ratings consistent with the nec requirements.
  11. M

    Wiring Up A New Compressor

    what psi is the tank at when the motor starts drawing alot of current and the O/L trips?
  12. M

    Wiring Up A New Compressor

    is the pulley ratio wrong and putting too much load on the motor?
  13. M

    wire size

    310.15(B)(6) is not open to interpretation. The feeder either carries the entire load of a single dwelling unit or it does not. Its black and white. If an inspector allows you to undersize a feeder, i would consider that incompetent. If the inspector worked with the local building official to...
  14. M

    wire size

    an inspector does not have the legal authority to make code interpretations or exceptions. The Building Official must do it, that is whoever is in charge of the building dept and it must be written to be legal. An inspector allowing or missing a violation does not make the installation legal.
  15. M

    Bonding gas line question.

    heres a small snippet http://www.gastite.com/include/languages/english/downloads/pdfs/TB2010-01.pdf
  16. M

    wire size

    and they dont make you protect it with a 90a breaker?
  17. M

    Bonding gas line question.

    CSST has some pretty specific bonding requirements and the circuit ground to a furnace doesnt meet it.
  18. M

    Electrical Definitions

    add receptacle, outlet, bonding perhaps OCPD, and add GFCI (5ma personnel protection), GFEP(30ma) and GFP (the one found on large commercial services) and their differences
  19. M

    Can I only put receptacles on 20 amp circuit?

    remember: in the code an 'outlet' is any connection for utilization equipment. This can be a receptacle (what we commonly call an outlet), or a j-box for a light, or a recessed light, or a piece of conduit hanging out of the ceiling to supply a heater, or whatever...
  20. M

    Another lighting question and electrican cost.... lol

    $1300? all i can say is check their license and verify their insurance coverage (including workers comp) so many contractors dont carry workers comp by claiming they have no employees. then they have a helper. and he gets hurt while working on your (soon to be his) house....
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