18 Inch Square Mud Frame With Four 9 Inch Square MoFlow Suction Outlet Covers sign-type_Dibond 5 inch Aluminum Cam and

5 inch Aluminum Cam and Groove Female Coupler x Female NPT Thread

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

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

Class B cast iron with bronze trim

This is a Gast Regenair Series R4P Blower

18 Inch Square Mud Frame With Four 9 Inch Square MoFlow Suction Outlet Covers sign-type_Dibond 5 inch Aluminum Cam andThis 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