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| 90mm Back Flow / Check Valve http://byap.backyardmagazines.com/forum/viewtopic.php?f=8&t=12187 |
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| Author: | 4xjbh [ Mar 26th, '12, 10:02 ] |
| Post subject: | 90mm Back Flow / Check Valve |
Has anyone in AU seen one of these and if so where from? |
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| Author: | earthbound [ Mar 26th, '12, 10:07 ] |
| Post subject: | Re: 90mm Back Flow / Check Valve |
For what purpose? Generally most check valves I've seen have a heavy duty spring so they take a lot of pressure to open them. |
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| Author: | Food&Fish [ Mar 26th, '12, 14:37 ] |
| Post subject: | Re: 90mm Back Flow / Check Valve |
Would not even think of them just another thing to go wrong |
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