Evac, a leader in vacuum sewage technology, and ZENON Environmental Inc., a leader in providing advanced technology products and services for water purification, waste water treatment and recycling, have decided to join forces in the field of marine waste water treatment. With ZENON, Evac's product portfolio will be strengthened by an advanced membrane technology for handling both grey and black water onboard ships. Marketing of this waste water management system will be focused foremost on cruise liners. Evac's existing product line comprises vacuum toilet systems and other bathroom products, collecting units, sewage treatment plants and an advanced PLC system.