im looking to buy replacements for these:

[Jon March]

(hose measurements are their interior diameter, in millimeters)

note the one new one on far left - seems to be the only one Gordons has (paper, vs fabric/spiral wire)

maybe someone has a source or supply that looks correct?

jon

 

[Jon March]

found this so far: http://www.flexaust.com/wp-content/uploads/2012/01/CWS.pdf

 

[Steve]

found this so far: http://www.flexaust.com/wp-content/uploads/2012/01/CWS.pdf

Try these guys.
https://www.mcmaster.com/

 

[SNOWBIRD]

Cheaper replacement.. sump pump hose(Hardware stores))
Shop Vac hose.