http://www.relaxhottub.com/pool-pumps The best sources on swimming pool, hot tub and spa Sun, 28 Mar 2010 11:35:34 +0000 http://wordpress.org/?v=2.9.2 hourly 1 http://www.relaxhottub.com/pool-pumps/comment-page-1#comment-142 Are YOU Looking for SPA CHEMICALS ? | Spa, Hot Tub and Swimming pool Best Tips Tue, 12 May 2009 19:34:14 +0000 http://relaxhottub.com/?p=81#comment-142 [...] depends on where you get your water. You should always check whether fresh water has been added. Ideally, Alkalinity for the hot tub ranges between 125 up to 500 mg per liter. If [...] [...] depends on where you get your water. You should always check whether fresh water has been added. Ideally, Alkalinity for the hot tub ranges between 125 up to 500 mg per liter. If [...]

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