Seachem Alert Combo One Year AUTO TOP OFF A softer texture that's ideally

A softer texture that's ideally suited for most smaller community tank fishes

coral decorations and tank walls

and nitrate

biotin (Vitamin H)

Seachem Alert Combo One Year AUTO TOP OFF A softer texture that's ideallyOverview The Alert Combo pack combines Ammonia Alert (1 card) and pH Alert (1 card). Ammonia Alert and pH Alert are almost half the size of competing products. At 1. 5" x 2. 5", they are small, clear, and unobtrusive, so they won't detract from the view of your aquarium. Simply place Ammonia Alert and pH Alert visibly anywhere in the aquarium or filter. Its that easy. No chemicals or test procedures are required. Ammonia Alert Ammonia Alert's sensor