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  • Understand Your Gravity Septic System

    Know how your gravity system works and keep it healthy.

    Press play to load the 3-D model. Click on the question mark in the lower right for help with controls.

    You can share models on your own website. Visit www.sketchfab.com/TPCHD, choose a model, and click “Embed.”

    Healthy Gravity Septic System.

    Unhealthy Gravity Septic System.