PuROTwist Membranes
| PuROTwist Membranes | |
| Description | Part # |
| Q CTA 18 GPD ENC MEMBRANE W/FC | CQ56-18FC |
| Q TFC 15 GPD ENC MEMBRANE W/ FC | TQ56-15FC |
| Q TFC 36 GPD ENC MEMBRANE W/ FC | TQ56-36FC |
| Q TFC 36 GPD NSF ENC MEMBRANE W/ FC | TQ56-36FC/NSF |
| Q TFC 50 GPD ENC MEMBRANE W/ FC | TQ56-50FC |