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[{"$nulls":28},"DMGP Perforated Face Duct Mounted Supply Grille, Entrained Jet"]
[{"$nulls":8},"Input Data",{"$nulls":12},"Nominal Duct","Core Area","H & W",null,null," "," ",{"$nulls":12},"Titus says:"]
[null,"Enter Duct Width in inches =",{"$nulls":6},20,"Inches",{"$nulls":11},"Area '( ft2 )","( ft2 )","border",null,null," Free area & Core Area Ratio",null,"Ak/Ac",0.77,null,null," - ",null," "," ",{"$nulls":4},"negative ps =1.1 * Pt supply"]
[null,"Enter Duct Height in inches =",{"$nulls":6},8,"Inches",{"$nulls":11},1.1111111111111112,0.9691840277777778,0.75,{"$nulls":16},"if:"]
[null,"Enter Minimum Air Flow (must be greater than 0)=",{"$nulls":6},291,"CFM",{"$nulls":30},"tp/vp =5.1","S80P return"]
[null,"Enter Maximum Air Flow =",{"$nulls":6},1066,"CFM",{"$nulls":16},"Throw Zones",{"$nulls":13},"Then;","Pt","Pv","Ps"]
[{"$nulls":27},"c(ii)","c(iii)","c(iv)",{"$nulls":10},"1200 fpm",0.458,0.08977542117297199,0.368224578827028]
[{"$nulls":26},"Entrained",1,3,11,null,"from 1310 security grille",{"$nulls":7},"tp/vp",3.6914571562500003,0.33140212094432525,0.08977542117297199]
[null,"DMGP Perforated Face Duct Mounted Supply Grille, Entrained Jet",{"$nulls":24},"Free",0.707,2.121,7.776999999999999,{"$nulls":9},"ratio",0.7238151286764707]
[null,null,"IP Data",{"$nulls":4},"Metric Data"]
[null,"Nom","Neck","Air","Entrained",null,"Nom","Neck","Air","Entrained"]
[null,"Duct","Vel","Flow","Pt","Throw","Duct","Vel","Flow","Pt","Throw","Nc","Octave Band, dB"]
[null,"in","FPM","CFM","\"WG","ft","mm","m/s","L/s","Pa","m",null,2,3,4,5,6,7,{"$nulls":8},"Pressure Constants",null,null,null," "]
[null,null,300.2525750111957,291,0.022701983211897002,"6 - 10 - 20",null,1.5252830810568743,137.3366934,5.652793819762353,"1.8 - 3.1 - 6.1"," - ",43.153122545266264,35.226328933035234,27.686668107540736,23.731541287596325,21.906189682368552,17.40459816528389,{"$nulls":9},"m","b",null,"S80P"," ","S80P Return"]
[null,null,400.2077922077922,387.875,0.04033308089180285,"9 - 13 - 27",null,2.0330555844155844,183.056597775,10.042937142058909,"2.7 - 4.1 - 8.2",14.634207678922031,44.48166160558195,36.94774288802839,30.69494072087036,27.387544132736178,26.56289922151085,23.06699119042168,{"$nulls":8},"0 Degrees",0,4.0392,null,3.6719999999999997,null,5.1]
[null,null,500.16300940438873,484.75,0.06299606982633105,"11 - 17 - 34",null,2.540828087774295,228.77650215,15.686021386756432,"3.4 - 5.1 - 10.2",18.088963212848192,45.5124180086736,38.283314049977434,33.02893025197075,30.22407973407088,30.17584017160107,27.460198768447572,{"$nulls":14},"reduce *.72for supply"]
[null,20,600.1182266009852,581.625,0.0906909500154816,"13 - 20 - 38",508,3.0486005911330047,274.496406525,22.582046553854916,"4.1 - 6.1 - 11.4",20.91215435322072,46.35474167427417,39.374729241218624,34.93624279585903,32.54206782335794,33.12829882773989,31.050283389574123]
[null,"x",700.0734437975817,678.5,0.12341772145925453,"16 - 24 - 41","x",3.556373094491715,320.2163109,30.73101264335438,"4.8 - 7.2 - 12.3",23.299390438078,47.066994352066885,40.29760891834477,36.54902956922298,34.50211393284144,35.62484103566627,34.08598983986911,{"$nulls":10},110,"add to pressure for duct effect",null,null,"Coefficients from S80P New Sound Regression..xls"]
[null,8,800.0286609941783,775.375,0.16117638415764982,"18 - 27 - 43",203.2,4.064145597850426,365.936215275,40.1329196552548,"5.5 - 8.2 - 13.2",25.367474219208667,47.68402516035329,41.09710776318306,37.946201046972064,36.20011925162977,37.78761768011757,36.71584924671702,{"$nulls":8},"Sound",{"$nulls":6},"2","3","4","5","6","7","NC"]
[null,null,899.9838781907747,872.25,0.20396693811066743,"20 - 30 - 46",null,4.571918101209135,411.65611965,50.78776758955619,"6.1 - 9.2 - 14.0",27.191764988143042,48.228318200110905,41.802358863607424,39.178669021786206,37.69795771297753,39.69543858357354,39.03569154869813,{"$nulls":10},"B","CVn","CAn",null,"M(An)",10.466413341303731,10.5053081238503,10.632707681221367,10.696833251107343,10.795903641665245,10.89546673675829]
[null,null,999.9390953873713,969.125,0.25178938331830747,"22 - 34 - 48",null,5.079690604567847,457.376024025,62.69555644625856,"6.8 - 10.2 - 14.7",28.823727374044473,48.71522839168701,42.433257889194486,40.28120235198536,39.037884478327484,41.40212482378039,41.110961260372214,{"$nulls":8},"0 deg",null,-76.94438574956783,35.680029057786996,10,null,"M(Vn)",10.645447428233576,13.793513723076307,24.10498035894091,29.295176369267452,37.313736621122814,45.372175397521]
[null,null,1099.8943125839678,1066,0.3046437197805698,"25 - 36 - 51",null,5.587463107926557,503.0959284,75.85628622536188,"7.5 - 10.9 - 15.4",30.30007448357984,49.15570941021224,43.00399773030893,41.27860395221086,40.2500429349826,42.9460705172477,42.988344260620714,{"$nulls":14},"B",16.91510521016177,1.1890190937214453,-31.89716359894377,-48.71093221592792,-70.40216052435592,-94.86842726043295]
[]
[{"$nulls":26}," "]
[null,"1) Throw values are given for terminal velocities of 150, 100, and 50 fpm. for",{"$nulls":25},"S80P",-78.94438574956783,35.680029057786996,10,null,"S80P",14.91510521016177,-0.8109809062785547,-33.89716359894377,-50.71093221592792,-72.40216052435592,-96.86842726043295]
[null,"ducts located within 1 diameter of a horizontal surface.  For free jet performance, reduce throw by 30%. ",{"$nulls":25},"correction",2,{"$nulls":4},2,2,2,2,2,2]
[null,"2) Throw Values are given for Isothermal Conditions",{"$nulls":34}," ",null,null," "]
[null,"3) N.C. values are based on Octave Band 2 - 7 sound power levels minus a room absorption of 10dB.",{"$nulls":31},2,"Correction"]
[null,"4) Dash (-) in space denotes an NC or dB value of less than 10.",{"$nulls":24}," "," ","Sound levels Decreased  from S80P retrurn by 3, increased by 5 for duct mount = +2 for duct mount location."]
[null,"5) Data were obtained from test conducted in accordance with ANSI / ASHRAE Standard 70-1991.",{"$nulls":37}," "]