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luberhill's avatar
luberhill
Explorer
Oct 04, 2018

Put antifreeze in black and grey after winterizing ?

Ok so if I do the antifreeze wintwrize, after draining everything and pumping antifreeze thru they say then dump black and grey tanks last.. Should I dump half a gallon of antifreeze in each black an...
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Padlin's avatar
Padlin
Explorer
Oct 05, 2018
By the time I flush out the lines I have a mix of water and antifreeze in the tanks and antifreeze in the sink traps as it's the last fluid out the faucet. I dump the mixed fluid from the tanks. It wouldn't hurt to pour antifreeze in the tanks but I don't and have never had an issue.

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