dry coral

Had this tank setup going on 7 years,great set up with the refugium in the basement makes it so much easier to maintain.but if you dont have a basement i have the sump that goes under the tank to.if your interested send me an email and we'll talk.:)

guys so a friend of mine gave me a big chunk of dried coral he basically took of out of his clients tanks dries them outside and sell thems i guess. So i got this chunk from him it’s alottle dirty from like outside debris is it okay to rinse it with tank water and re enter it into the tank? Or...