🌊 Dive into Effortless Maintenance! Comes in a box of 24 blocks for long-lasting supply. Safe to use without the risk of overdosing. Formula #28 guarantees results every time. Perfectly tailored for saltwater environments. Dissolves quickly to replenish essential elements. Instant Dissolve Saltwater Use 24 Blocks The SLB Splmt Replenisher 2# 24BLK is a high-performance product designed specifically for saltwater use. With its Formula #28, it ensures instant replenishment of depleted elements without the risk of overdosing. Each box contains 24 blocks, making it a convenient choice for ongoing maintenance.