Install Instructions

Viega IM-MTL 0612
724607
55
Gas Natural
Inlet Pressure 0.5 PSI or less
Pressure Drop 1.0 inch WC
Specific Gravity 0.60
Table 17.3
Copper Tubing
Table 17.4
Copper Tubing
Gas Natural
Inlet Pressure 2.0 PSI or less
Pressure Drop 17.0 inch WC
Specific Gravity 0.60
Table for sizing tubing from house line
regulator to the appliance.
TUBE SIZE (in.)
Nominal K & L 1/2 3/4 1 1-1/4 1-1/2 2
Length (ft) Maximum Capacity in Cubic Feet per Hour
10 162 402 859 1,546 2,437 5,076
20 111 276 590 1,062 1,675 3,489
30 89 222 474 853 1,345 2,802
40 77 190 406 730 1,151 2,398
50 68 168 359 647 1,020 2,125
60 61 152 326 586 925 1,926
70 57 140 300 539 851 1,772
80 53 131 279 502 791 1,658
90 49 122 262 471 742 1,546
100 47 116 247 445 701 1,461
125 41 103 219 394 622 1,295
150 37 93 198 357 563 1,173
175 34 85 183 329 518 1,079
200 32 79 170 306 482 1,004
250 28 70 151 271 427 890
300 26 64 136 245 387 806
TUBE SIZE (in.)
Nominal K & L 1/2 3/4 1 1-1/4 1-1/2 2
Length (ft) Maximum Capacity in Cubic Feet per Hour
10 796 1,974 4,216 7,591 11,968 24,926
20 547 1,357 2,898 5,217 8,226 17,132
30 439 1,089 2,327 4,189 6,605 13,757
40 376 932 1,992 3,586 5,653 11,775
50 333 826 1,765 3,178 5,010 10,436
60 302 749 1,599 2,879 4,540 9,455
70 278 689 1,471 2,649 4,177 8,699
80 258 641 1,369 2,464 3,886 8,093
90 243 601 1,284 2,312 3,646 7,593
100 229 568 1,213 2,184 3,444 7,172
125 203 503 1,075 1,936 3,052 6,357
150 184 456 974 1,754 2,765 5,760
175 169 420 896 1,614 2,544 5,299
200 157 390 834 1,501 2,367 4,930
250 140 346 739 1,330 2,098 4,369
300 126 313 670 1,205 1,901 3,959