Sentences with phrase «duckbill valves»

Membranes and duckbill valves are tested against USA FDA's standards for material as food container and food packaging material (21 CFR 177.2600)

Even if I thought the other parts would be ok, I would probably still clean my duckbill valves by hand to make sure soapy water didn't cling inside them (not an issue for the flat valve style).

Included spare parts in the Deluxe Set include an extra filter (filters should be changed every month or two during regular use, or in the event milk gets all the way down the tubing) and an extra duckbill valve (valves should be replaced if a deterioration in suction occurs over time).