Hydrostatic Grease Plate mk2          Designed for Longivity

 The Idea is Pure and Simple

as rain water can build up under your pool The water pressure is trapped under the deepest end the grease plate will rise enough to allow the pressured water to to enter the pool & release the pressure that could lift your pool causing major damage                                           

The outside edge of the lid is smeared with grease and lid is filled with concrete or pebble Crete