Art. 1024 Art. 1024 ACCESSORIES FOR CIRCULATION UNITS FOR HEATING SYSTEM Documentation SIZE, CODES, FINISHINGDifferential by-pass valve with revolving nuts, setting: 0,2 – 2,5 bar. back to Accessories for circulation units for heating system Share This Article FacebookTwitterLinkedinWhatsappTumblrPinterestVkEmail Silvano Barberis2020-02-10T16:07:02+01:00