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FM Approved FLOWBUSTERTM FLOW CHART

  For a given Pitot pressure in PSI, this Flow Chart will determine your Flow in GPM for the specific Nozzle diameter used. Please contact us if you need values for pressures other than those shown.

PSI    1-1/8"    1-3/4"    2-1/2"            PSI    1-1/8"    1-3/4"    2-1/2"           PSI    1-1/8"    1-3/4"    2-1/2"

  7        (92)        (220)        (390)                34        203        485        859                  61        272        650        1150
  8        (99)        (235)        (417)                35        206        492        871                  62        275        655        1160
  9      (105)        (250)        (442)                36        209        499        884                  63        277        661        1169

10        110        263            466                  37        212       506        896                  64        279        666        1178
 11        116        276            489                  38        215       513        908                  65        281        671        1188 
12        121        288            510                  39        218       520        920                  66        283        676        1197
13        126        300            531                  40        221       526        932                  67        286        681        1206
14        131        311            551                  41        223       533        943                  68        288        686        1215

15        135        322            570                  42        226       539        955                  69        290        691        1224
16        140        333            589                  43        229       546        966                  70        292        696        1232
17        144        343            607                  44        231       552        977                  71        294        701        1241
18        148        353            625                  45        234       558        988                  72        296        706        1250
  19        152        363            642                  46        237       565        999                  73        298        711        1259  

20        156        372            659                  47        239       571       1009                 74        300        716        1267
21        160        381            675                  48        242       577       1021                 75        302        721        1276
22        164        390            691                  49        244       583       1031                 76           -          726        1284
23        167        399            706                  50        247       589       1042                 77           -          730        1293
24        171        408            722                  51        249       594       1052                 78           -          735        1301

25        174        416            736                  52        252       600       1062                 79           -          740        1309
26        178        424            751                  53        254       606       1072                 80           -          744        1317
27        181        433            765                  54        256       612       1082                 81           -          749        1326
28        185        440            779                  55        259       617       1092                 82           -          754        1334
29        188        448            793                  56        261       623       1102                 83           -          758        1342

30        191        456            807                  57        263       628       1112                 84           -          763        1350
31        194        463            820                  58        266       634       1121                 85           -          767        1358
32        197        471            833                  59        268       639       1131                 86           -          772        1366
33        200        478            846                  60        270       645       1141                 87           -          776        1374

(xx) PSI readings for reference only, NOT FM Approved.
    

                                                     U.S. Patent No: 7,137,568