Proflex 3 In. x 3 In. PVC Shielded Coupling – Cast-Iron, Plastic, Steel to
Shielded couplings are elastomeric sleeves with stainless steel shields for use in joining cast-iron, Schedule 40 plastic, and steel to copper DWV pipe.
Manufacturer Varies Coupling Coupling, 1/4″ Pipe, FNPT, Malleable Iron, Class
Coupling, Malleable Iron, Class Class 150, 1/4 in, Female, NPT, 18, 1/4 in, Female, NPT, 18.