Four Paws Wee Wee Patch Indoor Potty Expansion Kit 25.5"L x 23"W Size:1 count Pond-Zyme is a super-concentrated blend

Pond-Zyme is a super-concentrated blend of dry bacteria and natural barley that keeps pond water clean and clear

The blue LED Lights and Airstone is perfect for night light for nocturnal peaking and comes with a transformer

Other Ingredients: Water

Medium: 12 Watts - 11" x 11" - (20-30 Gallon Tanks)

Extra mild

Four Paws Wee Wee Patch Indoor Potty Expansion Kit 25.5"L x 23"W Size:1 count Pond-Zyme is a super-concentrated blendAdd this Expansion Kit to your Premium Patch Pet Potty (sold separately) to customize the perfect potty area for your dog! Simply connect and lock these tray panels for a larger, gap free potty. Intended for all kinds of dogs, the expanded pet potty patch system is a trusted solution for both indoor and outdoor use. From puppy potty training to offering your adult dog a dedicated place to go when you're not home, our dog potty patch expansion kit is