Puregen (EC-4520-W) 20"x4.5" Empty Refillable Cartridge Size_UV 1-5GPM This component is manufactured on

This component is manufactured on demand with a standard production lead time of 6 to 8 weeks from order placement

2 microns through its semi-permeable membrane

The fused silica used in the QS-950 quartz sleeve transmits over 90% of UV-C wavelengths at 254 nanometers

Chemical cleaning recommended for systems operating with high-fouling feed water or elevated hardness

Puregen (EC-4520-W) 20"x4.5" Empty Refillable Cartridge Size_UV 1-5GPM This component is manufactured onPuregen Water Filtration Puregen EC 4520 W 20"x4. 5" Empty Refillable Cartridge Fill your own media and build custom specialty filters for whole house or commercial applications Dual opening design Standard 20x4. 5 big blue size Built in sediment core Lower pressure drop The Puregen EC 4520 W gives you complete control over your filtration media. This 20" x 4. 5" refillable housing opens from both ends for easy loading and includes an internal