Повітропроводи для круглих каналів

[9,14,16,19,20,22,23,31,33,36,42,46,50,51,52,54,56,62,63,65,66,67,69,72,75,76,77,78,79,80,81,86,87,88,89,90,91,95,96,97,98,100,101,104,105,107,108,111,114,115,117,119,120,121,125,126,129,131,132,133,134,135,136,137,138,139,141,142,144,145,146,147,149,150,151,154,156,159,161,162,163,164,165,166,169,171,172,174,175,176,178,179,180,181,183,184,185,186,188,189,191,192,194,195,196,197,199,200,201,205,207,208,209,213,214,215,216,217,220,222,225,228,229,230,232,233,234,236,237,238,240,241,242,245,246,248,249,250,251,252,253,254,256,257,259,261,262,263,264,266,271,273,274,275,276,278,280,281,286,287,288,289,290,292,293,296,299,300,301,305,307,308,312,313,314,316,320,321,322,323,326,329,330,332,334,336,337,338,339,342,343,345,347,348,349,350,351,353,355,357,358,359,362,367,368,369,370,371,373,375,377,378,379,380,384,389,390,391,396,398,402,403,406,407,409,414,418,420,421,425,426,427,433,434,436,439,440,441,442,447,450,452,459,463,464,467,471,472,474,475,476,479,480,481,482,484,487,490,496,498,505,507,512,513,515,516,520,523,528,531,534,540,541,545,548,550,554,555,556,560,564,568,572,575,585,590,596,599,600,601,602,609,610,615,616,619,621,622,623,624,627,629,633,639,640,641,643,644,646,647,656,659,660,662,668,676,684,688,696,699,700,701,711,716,718,719,721,731,735,738,750,752,758,787,790,792,793,797,802,808,810,813,823,825,831,832,833,839,846,849,850,853,855,858,862,883,896,899,900,901,903,923,928,934,940,941,953,974,999,1000,1001,1019,1023,1045,1051,1056,1061,1064,1069,1076,1081,1084,1090,1106,1107,1110,1134,1136,1150,1167,1176,1194,1209,1215,1234,1244,1253,1273,1279,1285,1320,1344,1348,1382,1390,1395,1396,1410,1411,1419,1425,1455,1473,1475,1476,1486,1490,1498,1505,1506,1516,1534,1545,1580,1584,1591,1603,1609,1610,1626,1628,1629,1632,1646,1652,1676,1691,1693,1705,1716,1721,1729,1733,1738,1763,1788,1789,1804,1851,1856,1869,1899,1906,1919,1940,1943,1985,2000,2025,2054,2070,2097,2098,2111,2142,2164,2195,2200,2201,2220,2227,2252,2254,2376,2589,2619,2624,2783,2888,2911,2946,2969,2984,2992,3009,3011,3023,3029,3036,3080,3083,3114,3190,3197,3237,3270,3328,3358,3442,3476,3520,3534,3632,3674,3739,3761,3790,3813,3822,3940,4004,4212,4283,4382,4429,4444,4513,4574,4582,4607,4661,4705,4922,5212,5234,5632,5668,5691,5716,5930,6318,6336,6391,6503,6908,7700,7810,8800,10164]