{"product_id":"carved-tufa-rock","title":"Carved Tufa Rock","description":"\u003cdiv style=\"background:#f5f5f5;border-left:4px solid #666;padding:10px 14px;margin:0 0 14px;font-size:0.95em;\"\u003e\u003cstrong\u003eIn-store pickup only.\u003c\/strong\u003e\u003c\/div\u003e\u003cp\u003eCarved Tufa Rock is a lightweight, highly porous limestone hand-carved with openings, ready to use as caves, planting pockets, or mounting points. Because tufa naturally buffers pH and hardness upward, it is a favorite for African cichlid and marine aquariums.\u003c\/p\u003e\u003ch3 style=\"margin:14px 0 4px;font-size:1.05em;font-weight:600;line-height:1.25;border-left:4px solid #666;padding-left:8px;\"\u003eSize Options\u003c\/h3\u003e\u003cul style=\"margin:4px 0 0;padding-left:20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmall (1 Hole):\u003c\/strong\u003e a single carved opening, great for nano caves and accents.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLarge (3 Hole):\u003c\/strong\u003e multiple openings for bigger caves and centerpieces, sold each.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3 style=\"margin:14px 0 4px;font-size:1.05em;font-weight:600;line-height:1.25;border-left:4px solid #666;padding-left:8px;\"\u003eSpecifications\u003c\/h3\u003e\u003ctable style=\"border-collapse:collapse;font-size:0.95em;margin-top:4px;\"\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;font-weight:600;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003eCarved porous tufa (limestone)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;font-weight:600;\"\u003eOpenings\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e1 hole (small) or 3 holes (large)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;font-weight:600;\"\u003eWater Type\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003eFreshwater hard-water and saltwater\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;font-weight:600;\"\u003eEffect on Water\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003eRaises pH and general hardness\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;font-weight:600;\"\u003ePorosity\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003eHigh, lightweight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3 style=\"margin:14px 0 4px;font-size:1.05em;font-weight:600;line-height:1.25;border-left:4px solid #666;padding-left:8px;\"\u003eSetup Tips\u003c\/h3\u003e\u003cp style=\"margin:4px 0 0;\"\u003eRinse well before adding. It is ideal for African cichlid caves and marine aquascaping, but is not recommended for soft-water planted tanks. Browse more \u003ca href=\"https:\/\/squeakysaquatics.com\/collections\/salt-water\"\u003esaltwater\u003c\/a\u003e and \u003ca href=\"https:\/\/squeakysaquatics.com\/collections\/fresh-water\"\u003efreshwater\u003c\/a\u003e hardscape.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Small\/1 Hole","offer_id":48176681255131,"sku":"71011","price":4.99,"currency_code":"USD","in_stock":true},{"title":"Large\/3 Hole-ea","offer_id":48176681287899,"sku":"71013","price":8.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/5209\/3403\/files\/le-salon-cat-shampoo-soothe-from-hagen-30.jpg?v=1769101790","url":"https:\/\/squeakysaquatics.com\/products\/carved-tufa-rock","provider":"Squeaky's Aquatics","version":"1.0","type":"link"}