Clean regularly & change annually.
- Surface Area: Approximately 4 sq. ft. (0.37 M2)
- Temperature Limit: Up to 140°F (60°C) depending on pressure and time under load
- Filter Media: Polyester-Plus™
- End Caps: Plastisol (pliable PVC)
- pH: 3-11
- Dimensions: OD = 2 ¾" (70 mm), ID = 1 1⁄16" (27 mm)
I purchased the R/O system and I'm happy with it, and everything I've purchased from Indoor Farmer so far. It arrives quickly and intact. ( yes, even lighting systems)