If you must cut tabbing that holds bulkheads or partitions in place, provide additional reinforcement so that structural integrity is not compromised. Work toward reducing wet sections of piping. When wet sections are unavoidable, consider rigid PVC pipe rather than hose. Keep the number of connections to the minimum. Provide for easy access to system fittings, connections, and components for maintenance.
Toilets Install per manufacture's directions.
Freshwater hookups must comply with ABYC standard H-23, Installation of Portable Water Systems, which requires physical separation of drinking water from the sewage system.