50SL Spin-Down Whole-House Filter with Siliphos for Scale ✔️ 50 micron spin-down filter, flushable, reusable; single unit The 50SL Spin-Down Filter is a reusable, flushable whole-house unit that traps large particles at the entry of your home's water line, protecting downstream filtration and appliances. ✅ 50 micron rating captures sand, rust, and debris ✅ Flushable and reusable for easy maintenance ✅ Siliphos included to help prevent scale and corrosion ✅ 1-inch MNPT and 3/4-inch FNPT threading connections ✅ See-through brass-colored housing for easy visual monitoring ✅ Indoor use only, 40-100°F, 20-100 psi ✅ Replace every 3-6 months to maintain performance 💡 What is a spin-down sediment filter used for in a whole-house water filtration system? This handy device protects your home by catching large particles at the water entry, reducing strain on downstream filters. - Remains heavy particle removal at source to shield downstream filtration - Helps extend life of appliances by cutting sediment and scale - See-through housing lets you monitor filter status at a glance - Siliphos helps prevent scaling and corrosion in pipes