
HB - High-pressure industrial RO membranes
HIDROTEK HB industrial membranes for reverse osmosis treatment of water with elevated salinity. Available formats: 2521, 2540, 4021, 4040 and 8040. Read more →
Select Model:HB-2521
Model code (SKU)HT-HB-2521
- Model
- HB-2521
- მწარმოებელი
- HIDROTEK
- Type
- Reverse osmosis (RO)
- Size
- 2.5″ × 21″ (2521)
- Recommended operating pressure
- 225 psi
Price
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Select a model by clicking its data in the table.
Dimensions and specifications
| Model | Size | Nominal flow | Recommended operating pressure | Average salt rejection | Minimum salt rejection |
|---|---|---|---|---|---|
| HB-2521 | 2.5″ × 21″ (2521) | — | 225 psi | — | — |
| HB-2540 | 2.5″ × 40″ (2540) | — | 225 psi | — | — |
| HB-4021 | 4″ × 21″ (4021) | 990 GPD | 225 psi | 99.5% | 99% |
| HB-4040 | 4″ × 40″ (4040) | 2500 GPD | 225 psi | 99.5% | 99% |
| HB-8040 | 8″ × 40″ (8040) | 10000 GPD | 225 psi | 99.5% | 99% |
Construction and filtration
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About this product
Description
HIDROTEK HB industrial membranes for reverse osmosis treatment of water with elevated salinity. Available formats: 2521, 2540, 4021, 4040 and 8040.
Select a model in the table. Dimensions and recommended pressure follow the manufacturer’s catalogue. Flow and salt-rejection values are included only for models with specific published data.
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Membranes
HB - High-pressure industrial RO membranes
SKU HT-HB-2521
Selected model: HB-2521

Selected model specifications
| Model | HB-2521 |
|---|---|
| მწარმოებელი | HIDROTEK |
| Type | Reverse osmosis (RO) |
| Size | 2.5″ × 21″ (2521) |
| Recommended operating pressure | 225 psi |
Description
HIDROTEK HB industrial membranes for reverse osmosis treatment of water with elevated salinity. Available formats: 2521, 2540, 4021, 4040 and 8040.
Select a model in the table. Dimensions and recommended pressure follow the manufacturer’s catalogue. Flow and salt-rejection values are included only for models with specific published data.
Dimensions and specifications
| Model | Size | Nominal flow | Recommended operating pressure | Average salt rejection | Minimum salt rejection |
|---|---|---|---|---|---|
| HB-2521 | 2.5″ × 21″ (2521) | — | 225 psi | — | — |



