NCARB PDD Practice Exam Question - Insulation Values

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    Rebekka O'Melia

    Hi Amber,

    Choice 1 is incorrect because the 1" of polystyrene rigid in the cavity is not enough to meet the code, which says that R-5 c.i. (continuous insul) is needed in the metal walls of a commercial building.  1" at R4.5 = R4.5.

    Choice 3 is the correct one!

    Hope this helps!

    Rebekka O'Melia, Registered Architect, NCARB, B. Arch, M. Ed, Step UP,  Step UP ARE 5.0 Courses

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    Amber Bonifacio

    Hi Rebekka thanks for your help. Passed PDD! On to my last exam PPD!

     

     

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    Rebekka O'Melia

    You're welcome!  And congrats on passing Amber, that's great!!  You're almost done!

    Rebekka O'Melia, Registered Architect, NCARB, B. Arch, M. Ed, Step UP,  Step UP ARE 5.0 Courses

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