SuperFish 44cm Waterfall Filter: Waterfall Pre-formed Cascades: Waterfalls - Buy pond equipment from Pondkeeper: Pond building made easy.
Superfish 44cm (38cm actual) waterfall filter - Japan Koi Imports
SuperFish Black Waterfall 44cm Replacement Foam Set (Set of 2): Waterfall Pre-formed Cascades: Waterfalls - Buy pond equipment from Pondkeeper: Pond building made easy.