Use your existing water pump to winterize your boat. Simply install sturdy brass valve to pump entry port. Attach siphon hose to valve and place other end directly into antifreeze bottle. Turn on pump. Complete kit with pump adapters brass valve with cap siphon hose with fitting and Teflon tape. Simple and permanent one time installation only requires an adjustable wrench.Note: Use Supreme Permanent By-Pass Kit to avoid filling water heater with antifreeze
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