--- product_id: 343711259 title: "Red Sea Reef Foundation B 1L" brand: "red sea" price: "SAR 211" currency: SAR in_stock: true reviews_count: 5 category: "Red Sea" url: https://www.desertcart.com.sa/products/343711259-red-sea-reef-foundation-b-1l store_origin: SA region: Saudi Arabia --- # Daily automatic dosing ready 1ml/100L raises Alk by 0.1dKH Balanced Ca, Mg, Sr for coral growth Red Sea Reef Foundation B 1L **Brand:** red sea **Price:** SAR 211 **Availability:** ✅ In Stock ## Summary > 🌊 Build your reef’s foundation with precision and ease! ## Quick Answers - **What is this?** Red Sea Reef Foundation B 1L by red sea - **How much does it cost?** SAR 211 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.sa](https://www.desertcart.com.sa/products/343711259-red-sea-reef-foundation-b-1l) ## Best For - red sea enthusiasts ## Why This Product - Trusted red sea brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **pH & Buffer Stability:** Maintains optimal pH and alkalinity, creating a stable environment your corals will thrive in - • **Effortless Daily Dosing:** Compatible with automatic dosing systems for consistent reef care without the hassle - • **Balanced Mineral Complex:** Calcium, magnesium, and strontium in ideal ratios to fuel vibrant coral health - • **Precision Alkalinity Boost:** Easily raise alkalinity by 0.1dKH per 1ml for perfect coral skeleton formation - • **Trusted Reef Care Essential:** Join thousands of reef enthusiasts who rely on Red Sea’s proven formula for stunning aquariums ## Overview Red Sea Reef Foundation B 1L is a liquid supplement designed to maintain balanced alkalinity and essential minerals (calcium, magnesium, strontium) in saltwater aquariums. It supports healthy coral skeleton growth by stabilizing pH and carbonate levels, compatible with automatic dosing for daily use, making it a must-have for professional reef keepers seeking consistent, vibrant coral development. ## Description KH/ALKALINITY FOUNDATION® B Carbonate & buffer complex for balanced formation of Coral Skeleton KH Calcium, magnesium, strontium and carbonate are the basic foundation elements of coral skeletons. All of these elements need to be available in balanced proportions for coral health and growth. Red Sea’s KH/ALKALINITY is a complex of carbonate and other buffers present in seawater that maintain proper alkalinity and pH, and is part of Red Sea’s complete Reef Care program. Concentration: Liquid supplement: 1ml will raise the Alk level of 100 liters (25 gal) by 0.036 meq/l (0.1dKH) Powder supplement: 1g will raise the Alk level of 100 liters (25 gal) 0.12 meq/l (0.33dKH) 1 kg will make 10L of stock solution. Review: Great product - Another great product from Red Sea. Review: Salt water tank must have. - Love this brand works great and my saltwater fish tank works as described. Have bought numerous times and have gotten this brand consistently. Consistent values for my saltwater tank. ## Features - Add this liquid supplement to your aquarium daily to form the basic foundation of coral skeletons - Easy to use with automatic dosing - Balanced proportions for coral health and growth ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B074MLFHS7 | | Allergen Information | BPA-Free | | Best Sellers Rank | #5,381 in Pet Supplies ( See Top 100 in Pet Supplies ) #29 in Fish Medication & Health Supplies | | Brand | Red Sea | | Brand Name | Red Sea | | Country of Publication | USA | | Customer Reviews | 4.7 out of 5 stars 304 Reviews | | Global Trade Identification Number | 00730773220243 | | Item Form | Liquid | | Item Type Name | Red Sea KH/ALKALINITY (FOUNDATION B) - 1L | | Item Weight | 1.33 Kilograms | | Item form | Liquid | | Item weight | 1.33 Kilograms | | Liquid Volume | 1 Liters | | Liquid volume | 1 Liters | | Manufacturer | Red Sea | | Manufacturer Part Number | 306168 | | Model Number | 730773220243 | | Number of Items | 1 | | Pet Type | Fish | | Target Species | Coral | | UPC | 730773220243 | | Unit Count | 1 Count | | Unit count | 1 Count | ## Product Details - **Brand:** Red Sea - **Item form:** Liquid - **Item weight:** 1 Kilograms - **Liquid volume:** 1 Liters - **Manufacturer:** Red Sea ## Images ![Red Sea Reef Foundation B 1L - Image 1](https://m.media-amazon.com/images/I/71JfPeczKbL.jpg) ![Red Sea Reef Foundation B 1L - Image 2](https://m.media-amazon.com/images/I/61DbhrwHHaL.jpg) ![Red Sea Reef Foundation B 1L - Image 3](https://m.media-amazon.com/images/I/81wICs0grEL.jpg) ![Red Sea Reef Foundation B 1L - Image 4](https://m.media-amazon.com/images/I/51kI5BWn8yL.jpg) ![Red Sea Reef Foundation B 1L - Image 5](https://m.media-amazon.com/images/I/813S2x5uOnL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great product *by B***T on 14 February 2026* Another great product from Red Sea. ### ⭐⭐⭐⭐⭐ Salt water tank must have. *by P***K on 13 July 2025* Love this brand works great and my saltwater fish tank works as described. Have bought numerous times and have gotten this brand consistently. Consistent values for my saltwater tank. ### ⭐⭐⭐⭐⭐ Dosing alkalinity? *by R***S on 13 May 2026* Maintaining a stable alkalinity is crucial in a reef tank, regular dosing may be required in red sea products deliver consistent results ## Frequently Bought Together - Red Sea Aqcult 306168 1 LTR Reefer Foundation B Alkalin - Aqcult 306167 1 Ltr Red Reefer Foundation A Calcium & Strontium - Red Sea Reef Foundation C, Magnesium Supplement, 1 Liter --- ## 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.com.sa/products/343711259-red-sea-reef-foundation-b-1l](https://www.desertcart.com.sa/products/343711259-red-sea-reef-foundation-b-1l) --- *Product available on Desertcart Saudi Arabia* *Store origin: SA* *Last updated: 2026-08-11*