The PU-H Secondary Seal is a self-energized, elastomer seal that required no injection.
- Casing size: 4 1/2” ÷ 16”;
- Pressure rating: 2,000 ÷ 10,000 PSI;
- Quick to install;
- Bidirectional seal;
- Metal anti-extrusion rings on each side;
- Self-energized seals when the spool is installed, do not required injection plastic packing;
- Pack-off is pressure energized and has double lip-type seals.