I drain my potable water tanks and lines for winter storage. Everything else like heat exchanger, the head and the auto bilge pump gets 50/50 automotive antifreeze like prestone. Never a problem.
On Fri, Jan 7, 2022 at 11:50 AM John Read via CnC-List < cnc-list@cnc-list.com> wrote: > A quick internet search indicates caution using windshield washer fluid in > potable water lines. Most fluids use methanol also known as methyl / wood > alcohol to prevent the freezing. Methanol is highly poisonous and can > cause blindness. It may be ingested through air, skin or mouth. May also > be corrosive > > > > The water system antifreeze are usually based on propylene glycol which is > considered generally safe unless ingested in large quantities. Propylene > glycol rarely causes toxic effects, and then only under very unusual > circumstances. Propylene glycol is a *Generally Recognized as Safe* (GRAS) > food additive that is widely used in cosmetics. In certain medicines, > cosmetics, and food products, propylene glycol acts as solvent. > > > > In both cases, thorough rinsing of the potable system is recommended > > > > John Read > > Legacy III > > 1982 C&C 34 > > Noank, CT > > > > *From:* Robert Abbott via CnC-List [mailto:cnc-list@cnc-list.com] > *Sent:* Friday, January 07, 2022 9:39 AM > *To:* cnc-list@cnc-list.com > *Cc:* Robert Abbott > *Subject:* Stus-List Bilge Water > > > > My mast is usually out during the winter...left it in this year for > reasons...I use a cheap -35C windshield washer in the bilge to prevent any > water from freezing before I get to the boat to pump it out. Mast in or > mast out, I don't use either the manual or electric pump(s) in the > winter....both lines and pumps are primed with the same -35C rated > windshield washer to prevent any chance of freezing causing trouble. Has > worked well for the past 16 winters. > > Rob Abbott > AZURA > C&C 32 - #277 > Halifax,N.S. > > On 2022-01-07 1:33 a.m., Ronald B. Frerker via CnC-List wrote: > > Water leaks in on a warmer day and then freezes before I can get to it and > pump it out. No auto pump. Cheap anti-freeze works well 'til I visit the > boat again. > > Ron > > Wild Cheri > > C&C 30-1 > > STL > > > > > > On Thursday, January 6, 2022, 11:11:53 PM CST, andrew macLean > <andre...@icloud.com> <andre...@icloud.com> wrote: > > > > > > Ron, Why are you putting anti-freeze in the bilge? > > > > Andrew > > C&C 30-1 > > Gulf Islands, BC > > > > > > Thanks to all of the subscribers that contributed to the list to help with > the costs involved. If you want to show your support to the list - use > PayPal to send contribution -- https://www.paypal.me/stumurray Thanks - Stu > > > Thanks to all of the subscribers that contributed to the list to help with > the costs involved. If you want to show your support to the list - use > PayPal to send contribution -- https://www.paypal.me/stumurray Thanks > - Stu -- Sent from Gmail Mobile
Thanks to all of the subscribers that contributed to the list to help with the costs involved. If you want to show your support to the list - use PayPal to send contribution -- https://www.paypal.me/stumurray Thanks - Stu
