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[{"$nulls":28},"5815 Reversable core supply grille"]
[{"$nulls":8},"Input Data",{"$nulls":12},"Nominal Duct","Core Area","H & W",null,null," "," "]
[null,"Enter Duct Width in inches =",{"$nulls":6},16,"Inches",{"$nulls":11},"Area '( ft2 )","( ft2 )","border",null,null," Free area & Core Area Ratio",null,"Ak/Ac",1,null,null," - ",null,"based on","Titus 1700 and KEC data"]
[null,"Enter Duct Height in inches =",{"$nulls":6},15,"Inches",{"$nulls":11},1.6666666666666667,1.61328125,0.25,{"$nulls":10},"Both have essentially the same sound"]
[null,"Enter Air Flow (must be greater than 0) =",{"$nulls":6},1000,"CFM",{"$nulls":24},"uses 0.25 core reduction"]
[null,"Series =",5815,{"$nulls":4},"Tag =","S-012",{"$nulls":17},"Throw Zones"]
[{"$nulls":27},"c(ii)","c(iii)","c(iv)"]
[null,"5815 Supply Grille",{"$nulls":24},"0 Degrees",1.8,5,13]
[null,"Tag : S-012",null,"IP Data",{"$nulls":22},"22.5 Degrees",1.395,3.875,10.075]
[null,"Nom","Duct ","Neck","Air","0°",null,"22.5°",null,"45°",{"$nulls":16},"45 Degrees",0.81,2.25,5.85]
[null,"Duct","Area","Vel","Flow","Pt","Throw","Pt","Throw","Pt","Throw","Nc","Octave Band, dB"]
[null,"in","ft²","FPM","CFM","\"WG","ft","\"WG","ft","\"WG","ft",null,2,3,4,5,6,7]
[null,"16 x 15",1.6666666666666667,619.8547215496368,1000,0.06778931133782391,"26 - 39 - 58",0.07497545741603845,"20 - 31 - 45",0.08168252708903871,"12 - 18 - 26",22.168039360931964,35.40701671890704,37.79159654621794,36.92991585546154,32.33739481932691,26.42174352415862,17.290903178780418,{"$nulls":8},"Pressure Constants",null,null,null," "]
[{"$nulls":27},"m","b",null," "," "]
[null,"5815 Supply Grille",{"$nulls":24},"0 Degrees",0,2.83]
[null,"Tag : S-012",null,"Metric Data",{"$nulls":22},"22.5 Degrees",0,3.13]
[null,"Nom","Duct ","Neck","Air","0°",null,"22.5°",null,"45°",{"$nulls":16},"45 Degrees",0,3.41]
[null,"Duct","Area","Vel","Flow","Pt","Throw","Pt","Throw","Pt","Throw","Nc","Octave Band, dB",{"$nulls":19},"0 deg"]
[null,"mm","m²","m/s","L/s","Pa","m","Pa","m","Pa","m",null,2,3,4,5,6,7,{"$nulls":8},"Sound",{"$nulls":6},"2","3","4","5","6","7","NC"]
[null,"406 x 381",0.15483840000000001,3.148861985472155,471.9474,16.879538523118153,"8.0 - 12.0 - 17.7",18.668888896593575,"6.2 - 9.3 - 13.7",20.33894924517064,"3.6 - 5.4 - 8.0",22.168039360931964,35.40701671890704,37.79159654621794,36.92991585546154,32.33739481932691,26.42174352415862,17.290903178780418,{"$nulls":10},"B","CVn","CAn",null,"M(An)",10,10,10,10,10,10]
[{"$nulls":26},"0 deg",null,-173.4,69.23,10.87,null,"M(Vn)",48,50,58,70,85,89]
[{"$nulls":26},"22.5 Degrees",null,-168.9,69.23,10.87,null,"B",-100.7,-103.9,-127.1,-165.2,-213,-233.3]
[{"$nulls":26},"45 Degrees",null,-164.4,69.23,10.87,null,"KEC",-97.7,-100.9,-124.1,-162.2,-210,-230.3]
[{"$nulls":26}," ",{"$nulls":5},-3,"Constants adjusted to yield Titus 1700 NC levels"]
[{"$nulls":33},"2002-11-07"]