Спирально-навивной воздуховод

[359,434,473,538,551,598,662,689,741,849,865,937,953,1023,1035,1075,1083,1274,1307,1471,1551,1623,1694,1697,1851,1870,1947,2129,2343,2562,2643,3016,3201,3283,3348,3677,3710,4226,4637,4844,5018,5248,5514,5537,5661,5964,5994,6328,6545,6946,7387,7852,8466,8982,9798,10081,11054,11068,12357]