Which vent pipe is the Black Tank?
Greetings. We would like to install a Cyclone RV Holding Tank Vent on the black tank to hopefully reduce black tank odors. The problem is on our roof, the black tank and the grey tank vents are id...
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How I did mine. The tank was empty. I put a few cups of Pinesol in the black tank, wedged the toile valve open and aimed a small fan down the toilet.
Went up on the roof and the pipe with the strong Pinesol smell coming out was the one that got the cyclone.
Went up on the roof and the pipe with the strong Pinesol smell coming out was the one that got the cyclone.
