Has anyone here used this controller and valve? Comments before I click the "buy now" button? I've got a hanna now that can't keep calibrated for mor than a few minutes (the pH checker).
Thanks,
- Jeff
http://cgi.ebay.com/Milwaukee-SMS12...QitemZ4352281116QQcategoryZ3212QQcmdZViewItem
Thanks,
- Jeff
http://cgi.ebay.com/Milwaukee-SMS12...QitemZ4352281116QQcategoryZ3212QQcmdZViewItem