INOXPA Flexible Impeller Pump Seal KitThe Mechanical seals of a Flexible Impeller Pump can become damaged or worn out; this can lead to leaking. The Inoxpa Flexible Impeller Seal Kit is a replacement mechanical seal to help prevent leaking and to optimize the functionality of the Flexible Impeller Pump. The standard seal is Carbon (graphite) rotating and Ceramic stationary seats and with NBR elastomers. These seals are rated for use up to 180 F. Optional upgrades include Silicon Carbide