AF05B-DN40B/F 24V gas safety shut off valve with alarm 1,Reputation ... users, 2,30 technology patents 2,BV&CE AF05B-DN40B/F 24V gas safety shut off valve with alarm1.Featuresl Lightweight ... (mm) B(mm) C(mm) Net weight(Kg) AF05B-DN40B/F G1 1/2 ”DN502162301606.44.Solenoid enclosures l High-quality ... High-Tech Park First choice of gas company AF05B-DN40B/F 24V gas safety shut off valve with alarm