CTS Copper Flange Adapter Class 150, 4" BF004

CTS Copper Flange Adapter Class 150, 4" BF004 (less Nuts, Bolts and Gasket) Copper to Copper Soldering or Brazing, Burst Pressure Tested to over 1000 psi, 100% Electrolysis Protection no bolt insulation kits required for copper to steel applications. Temperature range -66F to +272F