I just matched mine at a local auto parts store from their selection of radiator hoses and cut it to length.

*Thanks and Stay Well,*

*Stephen Staum*
*s/v Pinafore*

*Needham, MA*

On Mon, Jun 20, 2022 at 11:37 AM Joe Dempsey <jpd9668 at gmail.com> wrote:

> I'm pretty sure it's 1-1/4" coil hose.
>
> On Mon, Jun 20, 2022 at 9:36 AM Olivier Hecht <oehecht at gmail.com> wrote:
>
> > Hi all. I’m away from my boat but need to order the drain hose from the
> > rear of the cockpit seats to the transom. Does anyone happen to know the
> ID
> > I need?  Thanks in advance.
> >
>