Shut-off valves 1/2" Viessmann, mounting aid, 7820131
Viessmann mounting aid
Burner No.:
7178467, 7178469, 7178473,
7178474, 7178475, 7178476,
7178477, 7178478, 7178479,
7178480, 7178481, 7178482,
7178484, 7178485, 7178486,
7178487, 7197893, 7197894,
7197895, 7197896, 7197897,
7197898, 7197899, 7197900,
7197901, 7197902, 7246440,
7246441, 7246442, 7246443,
7246444, 7246445, 7246446
Manufacturer No.: 7820131