
Series illustration
HIDROTEK RO - Reverse osmosis membranes
HIDROTEK reverse osmosis membranes for domestic and commercial water-treatment systems. Spiral-wound layers and a collection tube separate feed water into permeate and concentrate. Read more →
Select Model:TW1810-50
Model code (SKU)HT-TW1810-50
- Model
- TW1810-50
- მწარმოებელი
- HIDROTEK
- Type
- Reverse osmosis (RO)
- Nominal flow
- 50 GPD
- Average salt rejection
- 97%
- Minimum salt rejection
- 95%
- Active area, ft² (m²)
- 0.32
- Maximum working pressure
- 300 psi
- Maximum temperature
- 45 °C
- Test pressure
- 70 psi
- Test temperature
- 25 °C
- NaCl concentration
- 250 ppm
- Test pH
- 7.5
- Recovery rate
- 15%
- Maximum feed flow
- 2 gpm
- Maximum SDI
- 2
- Residual chlorine
- < 0.1 ppm
- Operating pH
- 3–10
- Chemical cleaning pH
- 2–11
Price
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Select a model by clicking its data in the table.
Dimensions and specifications
| Model | Size | Nominal flow | Average salt rejection | Minimum salt rejection |
|---|---|---|---|---|
| TW1810-50 | — | 50 GPD | 97% | 95% |
| TW1812-80 | 1.8″ × 12″ (1812) | 80 GPD | 97% | 95% |
| TW1812-90 | 1.8″ × 12″ (1812) | 90 GPD | 97% | 95% |
| TW2012-100 | 2″ × 12″ (2012) | 100 GPD | 97% | 95% |
| TW2012-125 | 2″ × 12″ (2012) | 125 GPD | 97% | 95% |
| TW2012-150 | 2″ × 12″ (2012) | 150 GPD | 97% | 95% |
| TW2812-200 | 2.8″ × 12″ (2812) | 200 GPD | 97% | 95% |
| TW3012-300 | 3″ × 12″ (3012) | 300 GPD | 97% | 95% |
| TW3012-400 | 3″ × 12″ (3012) | 400 GPD | 97% | 95% |
| TW3013-400 | 3″ × 13″ (3013) | 400 GPD | 97% | 95% |
Construction and filtration
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About this product
Description
HIDROTEK reverse osmosis membranes for domestic and commercial water-treatment systems. Spiral-wound layers and a collection tube separate feed water into permeate and concentrate.
The manufacturer lists average salt rejection of 97% and minimum rejection of 95% for these TW models. Flow is stated in GPD under the manufacturer’s test conditions. Select the model, dimensions and compatible housing.
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Membranes
HIDROTEK RO - Reverse osmosis membranes
SKU HT-TW1810-50
Selected model: TW1810-50

Selected model specifications
| Model | TW1810-50 |
|---|---|
| მწარმოებელი | HIDROTEK |
| Type | Reverse osmosis (RO) |
| Nominal flow | 50 GPD |
| Average salt rejection | 97% |
| Minimum salt rejection | 95% |
| Active area, ft² (m²) | 0.32 |
| Maximum working pressure | 300 psi |
| Maximum temperature | 45 °C |
| Test pressure | 70 psi |
| Test temperature | 25 °C |
| NaCl concentration | 250 ppm |
| Test pH | 7.5 |
| Recovery rate | 15% |
| Maximum feed flow | 2 gpm |
| Maximum SDI | 2 |
| Residual chlorine | < 0.1 ppm |
| Operating pH | 3–10 |
| Chemical cleaning pH | 2–11 |
Description
HIDROTEK reverse osmosis membranes for domestic and commercial water-treatment systems. Spiral-wound layers and a collection tube separate feed water into permeate and concentrate.
The manufacturer lists average salt rejection of 97% and minimum rejection of 95% for these TW models. Flow is stated in GPD under the manufacturer’s test conditions. Select the model, dimensions and compatible housing.
Dimensions and specifications
| Model | Size | Nominal flow | Average salt rejection | Minimum salt rejection |
|---|---|---|---|---|
| TW1810-50 | — | 50 GPD | 97% | 95% |



