something that lets air through but not water is called hydrophobic.
EPTFE is a hydrophobic material made by gore.
Gore has an entire line of products for this purpose.
I have enclosed a link. If you only want a few call them and ask for a sample.
http://www.gore.com/en_xx/products/venting/packaging/forms/molded_components.html
2007-05-20 12:21:23
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answer #1
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answered by colin98colin98 2
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A steam trap is an example of one that is found in most large commercial steam heating systems. Steam is a hot gas that sometimes gets condensed water caught in its flow. It needs to have the gas separated out to prevent water hammer as the trapped water surges along.
2007-05-20 06:59:23
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answer #2
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answered by Rich Z 7
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A float valve, like a snorkle or the float in a shop vac.
2007-05-20 07:28:39
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answer #3
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answered by tonymonidad 1
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Gortex
2007-05-20 10:45:37
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answer #4
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answered by Thomas C 6
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IN HYDROLIC SYSTEM ONE WAY VALVE IS USED. THE ONE WAY VALVE ALLOWS THE FLUIDS(GAS/LIQUID)IN ONE DIRECTION ONLY.BUT NOT ALLOW IN REVERSE DIRECTION.CAN WE CALL AS NON RETURN VALVE!
2007-05-20 07:12:39
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answer #5
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answered by Arulsamy J 1
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evaporator
2007-05-20 07:13:01
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answer #6
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answered by darvosix 4
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