Warrior Small Filter Grid - 44 GPM gallons-per-day_50-74 This cement is blue and

This cement is blue and fades to clear in sunlight

In these areas

This is an Adjustable Floor Return Fitting by AquaStar

a 2 inch clear plastic probe chamber with mounting clamps

and Borate

Warrior Small Filter Grid - 44 GPM gallons-per-day_50-74 This cement is blue andThis is a Pentair 59005200 Small Grid Assembly for 44 GPM Warrior Pool Spa D. E. Filters. Measurements are 16 inch Length x 7 inch Width x 1 inch Depth. Pentair filter grids are injection molded from 100% virgin, high impact styrene then covered with multi filament polypropylene fabric. Each grid has been engineered with subtle design improvements specifically for this model and manufacturer.