--- product_id: 184259737 title: "Life Rock Arches for Aquariums" brand: "carib sea" price: "$U22016" currency: UYU in_stock: true reviews_count: 8 category: "Carib Sea" url: https://www.desertcart.uy/products/184259737-life-rock-arches-for-aquariums store_origin: UY region: Uruguay --- # Porous aragonite for coral growth 4 x 12" natural arches pH-stable, safe marine environment Life Rock Arches for Aquariums **Brand:** carib sea **Price:** $U22016 **Availability:** ✅ In Stock ## Summary > 🌊 Elevate your reef game with CaribSea Life Rock Arches — where nature meets art! ## Quick Answers - **What is this?** Life Rock Arches for Aquariums by carib sea - **How much does it cost?** $U22016 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.uy](https://www.desertcart.uy/products/184259737-life-rock-arches-for-aquariums) ## Best For - carib sea enthusiasts ## Why This Product - Trusted carib sea brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Boost Coral Vitality Naturally:** Porous aragonite surfaces provide premium attachment points, accelerating healthy coral frag development. - • **Effortless Aquascaping Flexibility:** Pre-formed arches stack easily—no adhesives needed—so you can redesign your tank’s look anytime. - • **Sculpt Your Underwater Masterpiece:** Four perfectly sized 12-inch arches let you craft stunning caves and tunnels effortlessly. - • **Balance Your Aquarium’s Ecosystem:** Highly porous structure enhances natural filtration, promoting a thriving, balanced marine habitat. - • **Safe & Stable for Sensitive Species:** pH-neutral aragonite ensures your fish and corals flourish without water chemistry surprises. ## Overview CaribSea Life Rock Arches are a set of four 12-inch porous aragonite rocks designed for aquarium aquascaping. They support coral growth by providing natural attachment points, enhance biological filtration through their porous structure, and maintain stable pH levels to keep marine environments safe. Easy to stack and arrange, these arches help create dynamic, natural-looking underwater landscapes that promote a healthy, balanced aquarium ecosystem. ## Description desertcart.com : Carib Sea Life Rock Arches for Aquariums : Pet Supplies Review: The Best Liverock is - Caribsea Life Rock Arches - Caribsea life rock Arches. I love the Arches and the size 12 inches and they are also wide as well. 3 inches to 4 inches in width..I am well pleased with this product and I plan to get more real soon.. My 75 Gallon saltwater tank is really coming to a awesome look. Here is a little video of the Arches as well as a few picture.. This is a must have product for your saltwater tank. all pieces came intack and well pack.. again Caribsea life rock Arches are awesome.. Review: Every rock came broken , - I bought four rocks all four were broken one was broken in 3 pieces. , not happy , I wouldn’t buy from them again. It’s cement that’s painted Garbage don’t waste your money it’s all garbage ## Features - Perfect for Aquascaping: The CaribSea LifeRock Arches set includes four 12" rocks, perfect for creating natural caves, tunnels, and arches in your aquarium. - Supports Coral Growth: Made from porous aragonite, these rocks provide ideal attachment points for coral frags, encouraging healthy coral development. - Enhances Biological Balance: The highly porous structure aids in natural filtration, promoting a healthy and balanced aquarium environment. - Safe for Marine Tanks: pH-stable aragonite ensures these rocks won’t alter water chemistry, keeping the environment safe for fish, corals, and invertebrates. - Easy to Stack & Arrange: Pre-formed arch-shaped rocks allow easy stacking and arranging to create custom aquascapes without adhesives. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0844Z2CZR | | ASIN | B0844Z2CZR | | Age Range Description | All Life Stages | | Best Sellers Rank | #36,340 in Pet Supplies ( See Top 100 in Pet Supplies ) #39 in Aquarium Décor Rocks | | Brand Name | Carib Sea | | Color | No Color | | Customer Reviews | 3.6 3.6 out of 5 stars (73) | | Date First Available | January 21, 2020 | | Date First Available | January 21, 2020 | | Department | unisex-adult | | Department | unisex-adult | | Directions | use as directed | | Included Components | Caribsea Life Rock Arches for Aquariums | | Item Dimensions LxWxH | 20 x 15.5 x 12.8 inches | | Item Package Dimensions L x W x H | 19.76 x 14.96 x 12.76 inches | | Item Weight | 20 Pounds | | Item model number | 013217 | | Item model number | 013217 | | Manufacturer | Caribsea | | Manufacturer | Caribsea | | Material | Plastic | | Model Name | Caribsea Life Rock Arches for Aquariums | | Number of Items | 1 | | Product Dimensions | 20 x 15.5 x 12.8 inches; 20 Pounds | | Size | 20lb (Pack of 1) | | Specific Uses for Product | aquarium decor | | Target Audience Keyword | fish | | Warranty Description | Warranty | ## Product Details - **Brand:** Carib Sea - **Item Weight:** 20 Pounds - **Item Form:** Rock - **Target Species:** Fish - **Manufacturer:** Caribsea ## Images ![Life Rock Arches for Aquariums - Image 1](https://m.media-amazon.com/images/I/71xmIn8G88L.jpg) ## Available Options This product comes in different **Pattern, Size** options. ## Questions & Answers **Q: Is this enough or too much rock for a 65 gallon tank?** A: I got two 20 pounds for my 75 gallons. **Q: What's all the difference between life rocks and Live Rock ?** A: Live rock is usually wet and has living bacteria etc already on it . Life rock is dead and would need to be cycled **Q: Do these come with flat bottoms aka base rock?** A: No you get 3 arches ## Customer Reviews ### ⭐⭐⭐⭐⭐ The Best Liverock is - Caribsea Life Rock Arches *by T***. on May 20, 2021* Caribsea life rock Arches. I love the Arches and the size 12 inches and they are also wide as well. 3 inches to 4 inches in width..I am well pleased with this product and I plan to get more real soon.. My 75 Gallon saltwater tank is really coming to a awesome look. Here is a little video of the Arches as well as a few picture.. This is a must have product for your saltwater tank. all pieces came intack and well pack.. again Caribsea life rock Arches are awesome.. ### ⭐ Every rock came broken , *by B***L on February 12, 2025* I bought four rocks all four were broken one was broken in 3 pieces. , not happy , I wouldn’t buy from them again. It’s cement that’s painted Garbage don’t waste your money it’s all garbage ### ⭐⭐⭐⭐⭐ Look great!!! *by C***B on May 31, 2025* BUY THIS NOW! I was worried about breakage after reading reviews all four of my arches came well packed. These arches look absolutely beautiful cheaper than pet store! JUST BE SURE TO REQUEST AMAZON BOX OVER PRODUCT BOX to protect package contents... good luck ## Frequently Bought Together - CaribSea LifeRock Arches - 20 lb Box with Four 12" Rocks - Natural Aragonite for Aquascaping, Supports Coral Growth & Ideal for Marine & Reef Tanks - CaribSea LifeRock Base Rock - 40 lbs - Natural Aragonite Rock for Custom Aquascaping, Supports Marine & Reef Environments, Enhances Tank Stability - CaribSea LifeRock Shapes - 20 lbs - Natural Aragonite Rock for Aquascaping, Supports Coral Growth & Tank Stability for Marine & Reef Tanks --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.uy/products/184259737-life-rock-arches-for-aquariums](https://www.desertcart.uy/products/184259737-life-rock-arches-for-aquariums) --- *Product available on Desertcart Uruguay* *Store origin: UY* *Last updated: 2026-06-03*