chris
06-28-2011, 01:04 AM
I have a older hayward gm 140 4 port sand filter and I need to know how to connect it to my pump and pool there isn't
and arrows or markings on the filter so im lost on how to hook it up , please help if you have any ideas thanks.
and arrows or markings on the filter so im lost on how to hook it up , please help if you have any ideas thanks.