Ritchie WaterMatic Valve Chamber cover will fit the 54, 90 and 96 models. The cover is fully insulated and will drop into the top portion of the yellow base and protect the valve and float area.
Fill the waterseal grove under the valve chamber cover to allow the cover to freeze down during the winter. To remove, use a rubber mallet to pound and release.
****PLEASE NOTE, THIS WILL NOT FIT THE 54 DEEP