Seachem - Alert Combo Pack (1 Year) as the Vario 4 offers

as the Vario 4 offers adjustable lengths ranging from 185cm to 100cm with a quick pull through the O-ring

highly palatable recipe is rich in antioxidants

15mm width

All materials used are flea free and the Kennel Mat can be simply hosed clean and left in the sun to dry when it needs cleaning

Seachem - Alert Combo Pack (1 Year) as the Vario 4 offersSeachem One Year Alert Combo (pH and Ammonia Alerts) Ammonia Alert and pH Alert are small, clear, and unobtrusive, so they won't detract from the view of your aquarium. They are also easy to use. Simply place Ammonia Alert and pH Alert visibly anywhere in the aquarium or sump filter. Its that easy. No chemicals or test procedures are required. Seachem sensor technology Continuously monitors ammonia in fresh and saltwater Continuously monitors pH in