is generally safe for plastic (PVC), metal, and most household pipes. However, experts at Abend Plumbing warn that leaving it too long in older metal pipes can accelerate corrosion.
; if the clog hasn't cleared, the plunger could splash dangerous chemicals back onto you. how long to flush drano with hot water in shower
To flush Drano after using it in a shower, you should run hot tap water for . This ensures the chemicals and loosened debris are completely rinsed out of your plumbing system. Standard Flushing Procedure is generally safe for plastic (PVC), metal, and
While the bottle often instructs you to flush for "several minutes," running the water for a full 10 to 15 minutes ensures that all the harsh chemicals are completely cleared from your pipes and the P-trap. To flush Drano after using it in a
However, for best results and safety, follow this specific process:
Never mix Drano with other cleaners like bleach, ammonia, or vinegar, as this can create toxic gas.