Sewage Treatment Sizing Calculator

See which Crapzapper is best for your vessel or off-shore platform. Use the calculator below to specify your needs, and we’ll recommend the right unit based on your requirements.

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Here Are Your Results

Below is the recommended Crapzapper unit for your vessel. To get additional pricing information, fill out the form below.

CZM Marine Sanitation Device

Required Hydraulic Loading: Required Organic Loading:
Model Recommended:
Recommended Unit Hydraulic Loading Capacity: Recommended Unit Organic Loading Capacity:
CZM Marine Sanitation Device CZM Marine Sanitation Device
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A simple and effective sanitation system that anyone can operate

With only one moving part and a simple disinfection system, the Crapzapper is incredibly easy to use. Each Crapzapper is
dual-certified—USCG and IMO Resolution MEPC.227(64)—which means that you can operate it anywhere in the world. Plus, our monthly maintenance kits provide you with 
pre-measured chemical doses for you to 
easily treat your system.

Key Features

  • Ultra-low maintenance
  • Increased life span
  • Accessible controls
  • Corrosion resistance
  • Monthly maintenance program
  • Reliable quality
  • Universal operation
  • (USCG and IMO)

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Additional Resources

MSD Maintenance Program

Join the marine sanitation device maintenance program and every quarter, we'll ship you all of the chemicals you need to keep your MSD in great working order.

Buy Sewage Parts and Consumables

Need to replace a part or buy an extra bag of calcium hypochlorite tablets for your MSD? Visit our web store for the lowest prices and order direct today.