Rx Clear White Luster Filter Media for Swimming Pool Sand Filters | Alternative to Sand and Filter Glass | Specialty Technology Helps Keep Pools Clean | Lasts for Several Seasons | Individual Pack Description Features: A REPLACEMENT FOR SAND - Rx Clear Luster Filter Media is designed to be an alternative to pool filter sand for pool filters. One box of filter media (1.5 lbs) equals 50 lbs of sand. A pea gravel base is recommended with the use of this product. Just layer pea gravel above laterals to cover them. Clarifiers should not be used with this product. GREAT WATER CLARIFIER - Made from 100% polyethylene these tiny balls will clean your freshwater, filtering down to 3 to 5 microns making for a more enjoyable swim in your pool. LONGER LIFE SPAN - With proper care and handling, the swimming pool balls can last for several seasons. These reusable filter balls are machine wash friendly and you can clean them whenever needed. Perfect replacement for your pool filtration sand filter. SWIMMING POOL SAND FILTER - Unlike sand, Luster Balls wont clog your filter and will require less backwashing for maintenance purposes. Perfect replacement for sand filter sand, filter glass and other glass media. Give your filter and yourself an easy time with the simple replacement of the Luster Filter Media. Super charge your swimming pool equipment and prolong its lifespan. ECO FRIENDLY CLEANING - Luster Filter Media can last up to five years with proper care and maintenance. They are easy to dispose of after theyve outlived their lifespan making for an easy clean up and eco complete. Comes in white, blue and black (charcoal) colors. All having different water filtering benefits. Product Details: Package Dimensions: 15.43 x 8.11 x 6.42 inches Item Weight: 2.34 pounds Manufacturer: Rx Clear Is Discontinued By Manufacturer: No