Grey tank odor?
So, I winterized the Travel trailer right after my last trip, about a month and a half ago. Drained the low points, the grey tank was drained, black tank had a couple of gallons of water in it (which...
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As suggested........air admittance valve
They are screwed onto a stub pipe (hand tight) and 'open' when you drain grey tank so that 'p' traps don't get sucked dry. Cheap flapper design-----tang gets weak & flapper doesn't fully close allowing grey tank odor back into rig
Cheap type.......$4-$5
More expensive styles available but they fail also.
They are screwed onto a stub pipe (hand tight) and 'open' when you drain grey tank so that 'p' traps don't get sucked dry. Cheap flapper design-----tang gets weak & flapper doesn't fully close allowing grey tank odor back into rig
Cheap type.......$4-$5
More expensive styles available but they fail also.
