: The chemical reaction used by Drano to dissolve clogs generates intense heat (exothermic reaction). This heat can warp PVC pipes or damage the seals in older plumbing.
: Chemicals that enter your septic tank eventually flow into the drain field and leach into the soil, potentially contaminating groundwater. Septic-Safe Drano Alternatives drano with septic tank
Technically, yes , but it should be done sparingly and with the specific "septic-safe" formulation. However, even septic-safe chemicals can kill beneficial bacteria if used in excess. : The chemical reaction used by Drano to