18 Inch Square Mud Frame With Four 9 Inch Square MoFlow Suction Outlet Covers sign-type_Dibond Other features of the Opal

Other features of the Opal XL filters include an easy-to-read pressure gauge

This is a Schedule 80 Van Stone Flange with a 4 inch slip connection

The 60 inch AquaGrip Touchpad by Colorado Time Systems features all-plastic construction that is touch and durable

R-7062-E for alkalinity

18 Inch Square Mud Frame With Four 9 Inch Square MoFlow Suction Outlet Covers sign-type_Dibond Other features of the OpalThis is an 18 inch Square Mud Frame with four 9 inch MoFlow Suction Outlet Covers. This MoFlow main drain fits AquaStar standard 18 inch models and American (Pentair) models with 3 4 inch deep existing window grid frames and 4 x 4 inch screw hole patterns. The 18 inch cover has an open area of 147. 1 square inches. The Square MoFlow main drain covers are made of superior UV resistant engineered polymers. They include 316 stainless steel screws. They