The "Airspace" Seal is the latest in the Simplex-Compact sealing range: a 4-ring sealing system, with a dedicated air chamber, allowing for a perfect separation of sterntube oil and seawater. The life of the sterntube bearing is increased by eliminating water ingress into the sterntube system. On the other hand, no oil can escape to the sea.

Simplex-Compact 2000 "Air-space is certified and approved as a "Non-Pollution Seal" by the leading Classification Societies.

Decisive Advantages:
• "Airspace" guarantees a separation of sea water and sterntube oil
• "Airspace" ensures non-pollution of the seawater
• "Airspace" ensures no water ingress into the sterntube
• No air escapes to the seawater
• No oil pulled into the seawater by escaping air
• Low air consumption
• Test button for seal status indication
• Failsafe switch-over from "Airspace" -to SC2B operation