OES1548 Features: * Water Filtration System * Increases clarity of entire home"s water by reducing sediment, which extends the life of appliances that process water * Provides high capacity sediment filtration * Easily upgrade to higher performance * One-inch inlets and outlets for greater water flow * Long-lasting - filters up to 30,000 gallons * Filters broad range of sediment concentrations Includes: * Includes universal 300 hd series pleated poly cartridge Construction: * Plastic construction Warranty: * Manufacturer provides 3 years limited warranty