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**MySons68C20** · 01-29-2020, 12:29 PM

50 /50 mix works down to -20 deg F or more and keeps pump seals happy.
I use distilled if I have it it but usually regular water and I've never had corrosion problems.

01-29-2020, 12:29 PM	#2
MySons68C20 Senior Member Join Date: Sep 2014 Location: Wenatchee, Wa Posts: 902	Re: Mixing Antifreeze Concentrate? 50 /50 mix works down to -20 deg F or more and keeps pump seals happy. I use distilled if I have it it but usually regular water and I've never had corrosion problems.