Size2.5W, 5W, PP300LV - 40gph, PP388 - 198gph, AP399 - 264gph, JP900 - 158gph, WP1200 - 317gph, WP1500 - 400gph, WP2000 - 530gph, WP3000F - 790gph, WP3500 - 1320gph