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FIREPLACE, & SPA

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3 TWIN CITIES SHOWROOM LOCATIONS
ALBERTVILLE BECKER MONTICELLO
 763-497-2661  763-497-6858 763-497-6859

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TABLE FOR SIZING SEMI-RIGID COPPER TUBING FROM
HOUSE LINE REGULATOR TO APPLIANCE

NOMINAL K&L 1/4 3/8 1/2 5/8 3/4 1
O.D ACR 3/8 1/2 5/8 3/4 7/8 1 1/8
  OUTSIDE 0.375 0.5 0.625 0.75 0.875 1.125
  INSIDE 0.305 0.402 0.527 0.652 0.745 0.995


     LENGTH (FT)
          CAPACITY IN CFH
10   39 80 162 283 402 859
20   27 55 111 195 276 590
30   21 44 89 156 222 474
40   18 38 77 134 190 406
50   16 33 68 119 168 359
60   15 30 61 107 152 326
70   13 28 57 99 140 300
80   13 26 53 92 131 279
90   12 24 49 86 122 262
100   11 23 47 82 116 247
125   N/A 20 41 72 103 219
150   N/A 18 37 65 93 198
175   N/A 17 34 60 85 183
200   N/A 16 32 56 79 170
250   N/A 14 28 50 70 151
300   N/A 13 26 45 64 136
350   N/A 12 24 41 59 125
400   N/A 11 22 39 55 117
450   N/A 10 21 36 51 110
500   N/A N/A 20 34 48 103

CFH AT 1" PRESSURE DROP
.60 SPECIFIC GRAVITY
LESS THAN 2 PSI INLET PRESSURE
TABLE BASED ON TYPE K COPPER TUBING INSIDE DIAMETER (SMALLEST INSIDE DIAMETER OF CU PRODUCTS)