ALN20-60B replacement

High flow filter replacement for Pentair Aqualine ALN20-60B and AL20-60B

Item

Details

MemKway Model

MK-R-ALN20-60B

Equivalent Pentair Model

Aqualine ALN20-60B / AL20-60B

Compatibility

Fits Pentair Aqualine & Codeline 80CF/80AQ Housings


1. Core Specifications

Feature

Details

Brand

MemKway

Micron Rating

20 Micron

Length

60 Inch (1524 mm)

Diameter

6.75 Inch (171.5 mm)

Flow Direction

Outside-to-Inside

Effective Filtration Area

> 11.0 m²


2. Materials of Construction

Component

Material

Filter Media

High-Performance Pleated Polypropylene (PP)

Support Layer

Polypropylene

End Caps

Glass Fiber Reinforced Polypropylene

Structure Support

High-Strength Polypropylene Cage/Core

O-ring Material

Buna-N Standard / Viton Optional


3. Operating Conditions

Parameter

Maximum / Recommended Value

Max. Operating Temperature

82°C (180°F)

Max. Forward Diff. Pressure

3.4 bar @ 20°C (50 psid @ 68°F)

Rec. Change-out Diff. Pressure

2.4 bar @ 20°C (35 psid @ 68°F)

Max. Design Flow Rate

Up to 110 m³/h (485 GPM) per element


4. Clean Pressure Drop vs. Flow Rate (Water @ 20°C)

Flow Rate (GPM)

Flow Rate (m³/h)

Pressure Drop (psid)

Pressure Drop (mbar)

100

22.7

0.12

8.3

200

45.4

0.28

19.3

300

68.1

0.45

31.0

400

90.8

0.65

44.8

5. Key Features & Benefits

  • Direct Interchangeability: 100% compatible with Pentair Aqualine high flow filter housings without hardware modification.

  • Optimized Performance: Multi-layer depth pleated structure extends service life and reduces maintenance frequency.

  • Cost-Effective: Professional-grade alternative that lowers O&M costs for large-scale industrial and desalination plants.

  • Ergonomic Design: Integrated handle allows for quick, safe, and easy installation and removal.

  • High Dirt Holding Capacity: 20μm filtration grade delivers superior pre-filtration for high-turbidity feed water.

6. Typical Applications

  • Water Treatment: Pre-filtration for Reverse Osmosis (RO), Seawater Desalination (SWRO), surface water pretreatment.

  • Power Generation: Boiler condensate, cooling water filtration, raw water pretreatment.

  • Oil & Gas: Water injection, produced water treatment.

  • Industrial: Process water, chemical processing, large-scale cooling loops, and general industrial water filtration.

7. Quality & Regulatory Compliance

  • Certification: Manufactured in an ISO 9001:2015 certified facility.

  • Standards: CE marked for international safety and quality standards.

  • Food Contact: Materials comply with FDA 21 CFR requirements for food & beverage contact.

8. Cross-Reference Disclaimer

Pentair, Aqualine, and Codeline are registered trademarks of their respective owners. MemKway is an independent manufacturer of high-quality replacement filters. Any reference to original part numbers (ALN20-60B, AL20-60B) is for comparison and compatibility information only.

MemKway MK-R-ALN20-60B is an extra-long, high-capacity, 20-micron high-flow pleated filter element. Designed specifically to replace the Pentair Aqualine series, it offers an identical form factor and performance profile for large-scale industrial water treatment, seawater desalination, power plant, and cooling water applications.

black blue and yellow textile

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