Hagen Laguna Replacement Filter Foam, 2pk, For Pt1817/1818 Pt1820{L+7}

These Durable Filtration Foams Catch Dirt And Debris, Keeping Your Pond Clear And Your Fish Healthy. Custom Designed To Fit The Powerclear Multi, Filtration Foams Should Be Replaced When Necessary, And In The Spring At The Start Of Every Pond Season. S