Why do Contractor Levels have two vials with the same orientation?

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It seems to me that having multiple vials in the same orientation is redundant, but many levels seems to include this feature. What am I missing? There has to be some reason.










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    marked up level



    It seems to me that having multiple vials in the same orientation is redundant, but many levels seems to include this feature. What am I missing? There has to be some reason.










    share|improve this question







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      up vote
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      up vote
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      down vote

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      marked up level



      It seems to me that having multiple vials in the same orientation is redundant, but many levels seems to include this feature. What am I missing? There has to be some reason.










      share|improve this question







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      DaggerOfMesogrecia is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
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      marked up level



      It seems to me that having multiple vials in the same orientation is redundant, but many levels seems to include this feature. What am I missing? There has to be some reason.







      tools contractors level






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      asked 54 mins ago









      DaggerOfMesogrecia

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          It's useful when using the level in the vertical direction (to e.g., check studs for plumb-ness) so that the bubble is at or near eye level no matter which end is up.






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          • Yep. It would be annoying as heck to find oneself looking at a blank level beam 50% of the time.
            – isherwood
            18 mins ago










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          up vote
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          down vote













          It's useful when using the level in the vertical direction (to e.g., check studs for plumb-ness) so that the bubble is at or near eye level no matter which end is up.






          share|improve this answer




















          • Yep. It would be annoying as heck to find oneself looking at a blank level beam 50% of the time.
            – isherwood
            18 mins ago














          up vote
          3
          down vote













          It's useful when using the level in the vertical direction (to e.g., check studs for plumb-ness) so that the bubble is at or near eye level no matter which end is up.






          share|improve this answer




















          • Yep. It would be annoying as heck to find oneself looking at a blank level beam 50% of the time.
            – isherwood
            18 mins ago












          up vote
          3
          down vote










          up vote
          3
          down vote









          It's useful when using the level in the vertical direction (to e.g., check studs for plumb-ness) so that the bubble is at or near eye level no matter which end is up.






          share|improve this answer












          It's useful when using the level in the vertical direction (to e.g., check studs for plumb-ness) so that the bubble is at or near eye level no matter which end is up.







          share|improve this answer












          share|improve this answer



          share|improve this answer










          answered 47 mins ago









          mmathis

          6,62142145




          6,62142145











          • Yep. It would be annoying as heck to find oneself looking at a blank level beam 50% of the time.
            – isherwood
            18 mins ago
















          • Yep. It would be annoying as heck to find oneself looking at a blank level beam 50% of the time.
            – isherwood
            18 mins ago















          Yep. It would be annoying as heck to find oneself looking at a blank level beam 50% of the time.
          – isherwood
          18 mins ago




          Yep. It would be annoying as heck to find oneself looking at a blank level beam 50% of the time.
          – isherwood
          18 mins ago










          DaggerOfMesogrecia is a new contributor. Be nice, and check out our Code of Conduct.









           

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