Add enough of these minerals to create a 1 inch (2.5 cm) deep substrate. I have a one hundred gallon African cichlid tank with Peacocks, Brichardis, and some assorted cats and a Plecostumus in it. Add Texas Holey Rock, Limestones, Seashells or Crushed Corals All of these components contain natural minerals that can boost the pH levels in the tank. Texas Holey Rock, which is also known as Honeycomb Limestone, is very popular among fish owners and aquarium enthusiasts.They have beautiful weathered holes and crevices that most fish love to hide in, and make a wonderful addition to any tank. Perhaps the most common concern is the effect that carbonate rocks (limestone, coral, calcareous sandstone, Texas Holey Rock, etc.) I don't want to go any higher that my 8.0 ph though. Texas Holey Rock or Honeycomb Rock is one of the most popular natural decorative rocks for maintaining a basic pH in a Cichlid or saltwater aquarium, or for decorating a reptile enclosure. $39.95 $ 39. Contact Information. Cover the bottom of your tank with coral, limestone, or Texas holey rock. **Chemical additives . wheatbackdigger wrote: Texas holey rock, my understanding, is a limestone.I've had limestone (not holey rock) in my tanks for two years.It raises the tap PH from 7.6 to 8.2/8.3, no higher. My ph in both tanks is about 8.0 now (my tap water is this). Hi - I have been looking for some new decor for my figure eight puffer tank (and maybe my 75 gallon community). Buy Texas Holey rock for your aquarium of various sizes around a dollar a pound. All these have an impact on the organisms in the tank and the decorative aspect of it. **Baking soda can be used to raise and lower your pH. I don't know if the fact that I added 6 large pieces of Texas holey rock to my tank is actually the cause of what I am experiencing or not, or just a coincidence of what has been going on. If its a cichlid tank or any other fish that requires a higher ph, then it is totally safe. Used crushed coral, limestone, or Texas holey rock as your tank's substrate. FREE Shipping by Amazon. may have by raising the pH and hardness of the tank water. Get it as soon as Thu, Feb 18. If your tap is 8.2 with buffering capacities, I doubt there will be much effect on your tank water. Furthermore, when using a Texas Holey Rock for Aquariums, it is critical to know how it affects the pH of water. It's well worth the investment to do it right when setting up your new aquarium. If you have an African rift lake cichlid tank this is clearly a benefit, rather than a concern. I am wondering since I have a high ph already, if it will raise it more, or keep it at 8.0. If its a cichlid tank or any other fish that requires a higher ph, then it is totally safe. Perfect for Aquascaping and Igwami Aquariums, Reptile and Amphibian Enclosures, Stone Carving & Crafts (10 lbs) 4.6 out of 5 stars 286. Limestone rocks such as “Texas Holey Rock” and clean base rock used in saltwater tanks (dead live rock that is cleaned and 100% disease and bacteria free). If you pour in some of them into the aquarium, you will be able to increase the pH. PH Neutral. holey rock holey rock for aquarium texas holey rock … 95. Related searches. Certain rocks and minerals can help raise the pH in your tank. Once you are able to achieve stable African Cichlid pH parameters you will see a marked difference in the health and beauty of your cichlids. From what I have researched on the texas holey rock, it will raise the ph. You may be puzzled as to why most professional aquascapers prefer the utility of limestone from Texas. Texas Holey Rock also creates a striking visual white backdrop to highlight the gorgeous, vibrant colors of your cichlids. Texas Holey Rock/Honeycomb Rock as seen in the first photo is a sample of 20 lbs. Certain rocks can help raise and buffer your aquarium pH.