aggieMEDIC Posted November 21, 2012 Share Posted November 21, 2012 all i know is it measures how strong your lights are in various places in your tank. anyone is south austin have one i could use for a day or so? or better yet anyone want to come over and measure the PAR in my tank? i have no clue what im doing and there were a few people on the board that were wondering about the PAR for this lamp is. Quote Link to comment Share on other sites More sharing options...
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