Watts-SF-40 Watts String Wound Cartridge Standard 40" in R-Can Sterilight (S740RL-HO) UV Replacement Lamp Bulb for SP740-HO 🔧 Pro Tip: Activated alumina

🔧 Pro Tip: Activated alumina performs best in a pH range of 5

and industrial process water applications requiring flow rates between 1

This slow dissolving poly phosphate media is suitable for use in dedicated phosphate feeder tanks

Field-tested ballast technology used across Watts SmartStream UV product line

Watts-SF-40 Watts String Wound Cartridge Standard 40" in R-Can Sterilight (S740RL-HO) UV Replacement Lamp Bulb for SP740-HO 🔧 Pro Tip: Activated aluminaWatts Premium Filtration Watts SF 40 String Wound Sediment Cartridge 40 Inch Industrial length polypropylene string wound filter for whole house and commercial applications requiring extended sediment capacity 100% Polypropylene Food Grade 40" Length WHY IT WORKS String wound construction for heavy sediment loads Precision Wound Design Polypropylene string wound tightly around a core creates gradient density filtrationouter layers catch larger