IPEX’s EnfieldTM electrofusion-joint system is the preferred solution for virtually all non return air plenum chemical waste applications.
Pipe and fittings are made from flame retardant Polypropylene (FRPP). A black non-flame retardant Polypropylene is also available upon request (NFRPP). EnfieldTM FRPP and NFRPP Pipe and fittings comply with ASTM F1412 Standard specification for Polyolefin pipe and fittings for corrosive waste drainage systems.
Material used in the manufacturing of EnfieldTM pipe and fittings complies with the material requirements of ASTM D4101 Standard Specification for polypropylene for Injection and Extrusion materials. All pipe and fittings are listed to NSF 14 standard and IAPMO.View Document