RV black tank outlet plumbing
After 4 years of ownership and many happy miles pulling the 5, I've spring a leak in the worst place. sewer... I think it happened over winter when I forgot to drain black tank completely and it crac...
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I had leaks at the spin-weld outlet of my black tank. Went to the auto parts store and bought a poly bag of fiberglass. Went to the hardware store and bought a can of ABS joint cement. Cut a strip of fiberglass about 2" wide and long enough to wrap about an inch either side of the leak. Saturate the fiberglass with the joint cement, slap it up to the leak area and smooth it down. Apply more joint cement after it has dried for a smoother finish. After 3 years, still no leak.
