Animals & Pet Supplies

Seachem Gray Coast Substrate

AquaTX · sold by Wet Pets Aquatics · $16.99–$27.99 · in stock

Gray Coast™ Calcite is an all natural calcite substrate for all types of marine, reef and tropical aquaria. Its chemical composition will assist in stabilizing calcium and alkalinity while preventing large pH declines. Simply rinse before use to remove any residual dust. Unlike competing “wet” gravels, Gray Coast™ is sold dry: this bag contains 35% more gravel than a bag of wet gravel of equal weight. These “wet” gravels are marketed to give one the impression that they contain living, microscopic animals when in fact they only contain common bacteria. Dry or wet, there are bacteria on every…

Prices and stock from www.wetpetsaquatics.com’s public catalog, last checked 2026-11-06 23:08 UTC. “Order via Kaupia” shows the delivered price to your zip (item + the store’s shipping + est. tax) for participating merchants, which fulfill directly. “Checkout at the store” uses the store’s own payment and support. Agents: JSON at https://api.kaupia.com/v1/product?id=kp:6669f3dc-c2f2-4be4-a8d7-0ee5d3cebfea; delivered price GET /v1/quote; order with POST /v1/orders or MCP place_order.