Fits Nautilus and Nautilus Plus pool/spa D.E. filter models NS24, NS36, NS48, NS60, NS72, NSP-24, NSP-36, NSP-48, NSP-60, NSP-72 Air Relief Valve:For Tagelus Deluxe, Sand Dollar, Sta-rite Cristal ...

Family Handyman contacted Brian Wells, an expert at Leslie’s Pools, who described the most common types of pool filters DE, sand, and cartridge and the pros and cons of each. DE stands for ...