The Filmtec TW30-2540 is a commercial-grade reverse osmosis membrane delivering 850 gallons per day at 99.5% salt rejection, engineered for reliable tap water purification in systems requiring one or two elements per housing. This 2.5" x 40" tape-wrapped element offers the widest cleaning pH range (1-13) in the industry, ensuring long-term performance and maximum contaminant removal.
SPECIFICATIONS
Performance & Dimensions
Daily Capacity
850 GPD
3.2 m³/day nominal
Salt Rejection
99.5%
Stabilized rate
Element Size
2.5" x 40"
Tape-wrapped
Active Area
28 ft²
2.6 m² membrane surface
Cleaning Range
pH 1-13
Widest in industry
Element Type
TW30
Thin-film composite
TECHNICAL DETAILS
Operating Parameters
| Model Number | TW30-2540 |
| Test Pressure | 225 psig (15.5 bar) |
| Test Temperature | 77°F (25°C) |
| Test Solution | 2000 ppm NaCl |
| Recovery Rate | 15% (test conditions) |
| Flow Variance | ±20% per element |
| Construction | Tape-wrapped (no hard outer shell) |
COMPATIBILITY & APPLICATIONS
Ideal Use Cases
The Filmtec TW30-2540 membrane is designed for commercial tap water applications where one or two elements per housing are sufficient. Its tape-wrapped construction eliminates the hard outer shell found in industrial elements, reducing cost while maintaining the same high-quality membrane materials. Ideal for small commercial reverse osmosis systems, water stores, light industrial applications, and any installation requiring reliable, high-purity water production from municipal tap water sources. The element's wide pH cleaning tolerance allows for aggressive chemical cleaning when needed, extending membrane life and maintaining consistent performance over time.
💧 Individual membrane flow rates can vary by up to 20% from nominal specifications. Always size your system with this tolerance in mind, and remember that colder water temperatures will reduce permeate flow while increasing rejection rates.
