Originally Posted by 17cuddlefish http:///forum/post/2947710
Hey I'm wondering how many gallons of wAter about 40 lbs of live rock will displace? Thanks
In the end it depends on the density of the rock.
you can try a big bucket of water drill a hole at the top put a small hose in the hole another smaller bucket to cach the water and pit the lr in slowly that will tellyou how much water the lr takes up