knappsk8
02/26/2009, 02:53 PM
My sand bed that was 3inches deep is now 1 or so deep. Now this loose is over many years. Soooo..can i add new sand without disrupting my parameters. 75 gal rr,100lr,sps,lps,some softs running under 6 bulb t5 teklight. 30 gal sump with asm g3 skimmer and mag 12return. all parameters at this time are in spec.thanks.