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  1. 90reefer

    CORAL book 4 sale

    AQUARIUM CORALS; Selection, Husbandry, and Natural History by Eric Borneman. This book discusses the successful keeping of live corals in home aquariums. The information contained in the book helps in selecting soft and stony corals. It has information on coral biology, natural history, and care...
  2. 90reefer

    Low pH

    I have a 5 stage RO system for make-up water, the effluent is 6.5 pH. That seems pretty low to me. Does anyone know what typical RO effluent ph should be? I cannot seem to get my reef aquarium ph above 7.8, no matter how much calcium hydroxide I supplement. I would appreciate any thoughts...
  3. 90reefer

    Skimmer 4 Sale

    This is a venturi skimmer, Oceanic Plus Series Model 4. It comes with an Eheim 150 gph centrifugal pump. The skimmer is rated for a 75 gallon heavily loaded tank. It is in great shape and I have the instuctional manual for it too. It stands 15 1/4 inches tall including cup. Main chamber is 8 1/2...
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