PROFESSIONAL WATER FILTRATION SOLUTIONS FOR WATER TREATMENT FACILITIES

Replacement RO membranes and a full line of carbon and sediment pre-filters for reliable water treatment options

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Top Sellers for Commercial & Industrial Water Treatment

Achieving reliable and compliant treatment performance should not break the bank. We offer a comprehensive selection of compatible replacement filters and membranes for water treatment facilities at 30–50% savings over brand name pricing, helping you maintain operational excellence while protecting your budget.

SpiroPure SP-UL4040 NSF Certified

SpiroPure SP-UL4040 Ultra Low Pressure 4x40 Industrial RO Membrane Element

List Price: $238.60

Our Price: $119.30

Save: $119.30!
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4040 Ultra Low Energy Membrane

Recommended NaCL of up to 1,500 ppm; 28 mm Feed Spacer

SpiroPure SP-UL8040 NSF Certified

SpiroPure SP-UL8040 Ultra Low Pressure 8x40 Industrial RO Membrane Element

List Price: $1,029.82

Our Price: $514.91

Save: $514.91!
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8040 Ultra Low Energy Membrane

Recommended NaCL of up to 1,500 ppm; 28 mm Feed Spacer

SpiroPure SP-BW4040 NSF Certified

SpiroPure SP-BW4040 Brackish Water 4x40 Industrial RO Membrane Element

List Price: $238.60

Our Price: $119.30

Save: $119.30!
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4040 Low Pressure Membrane

Recommended NaCL of up to 2,000 ppm; 28 mm Feed Spacer

SpiroPure SP-BW8040 NSF Certified

SpiroPure SP-BW8040 Brackish Water 8x40 Industrial RO Membrane Element

List Price: $1,029.82

Our Price: $514.91

Save: $514.91!
VIEW DETAILS
8040 Low Pressure Membrane

Recommended NaCL of up to 2,000 ppm; 28 mm Feed Spacer

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Shop by Category

From high-performance industrial RO membranes and smaller commercial sizes for contaminant removal, to carbon pre-filters that protect your expensive membranes, to polypropylene and pleated sediment cartridges that handle the heavy lifting of particulate removal—we stock the filters your water treatment system needs to do the job right. We also carry bag filters for large-scale filtration applications across your facility. Whether you're replacing membranes on their typical 1.5–3 year cycle or stocking up on pre-filters for regular maintenance, our fast shipping and Super Value deals keep your systems running smoothly without breaking your budget.

Order Replacement Water Treatment Filters Online

All Filters offers a comprehensive selection of replacement RO membranes, carbon filters, and sediment cartridges for municipal and industrial water treatment systems. Our SpiroPure brand delivers 30–50% cost savings compared to OEM filters while maintaining NSF 61-certified quality standards. SpiroPure filters are compatible with many major treatment systems, ensuring proper fit and reliable operation.

Our replacement products help operators maintain consistent treatment performance and regulatory compliance. Whether operating a municipal facility or industrial treatment plant, proper filtration protects equipment and ensures reliable water quality. Here are some more benefits from All Filters:

  • Industrial RO Membrane Selection: Choose from brackish water, ultra low-pressure, and extra low pressure 4"x40" membranes designed for treatment applications. We also stock 8" diameter filters and a selection of 2.5" diameter commercial membranes. Achieve optimal contaminant rejection to maintain treatment performance when properly maintained.
  • Pre-Filter Protection: Carbon filters remove chlorine, chloramine, and chemicals that can damage RO membranes, while sediment cartridges protect against particulate fouling. Regular pre-filter replacement every 3–6 months extends membrane life and reduces operating costs, preventing expensive emergency replacements and downtime.
  • Compatible Replacements: Our filters work with several popular treatment systems and replace major brands at pricing that protects your budget. Same-day shipping on most orders, free shipping over $99, and Super Value deals let you stock critical parts.
  • Our friendly and knowledgeable customer service team is available seven days a week to provide individualized advice so you can find the right product. Or contact our sales manager with questions about pricing.
OPERATIONAL COST SAVINGS

We deliver 30–50% savings over OEM filter pricing every day, helping water treatment facilities maximize budgets and reduce operational expenses. Our Super Value deals offer additional bulk discounts with free shipping—perfect for stocking critical replacement parts and maintaining uninterrupted treatment operations.

FACILITY-FAST SHIPPING

Most orders ship same-day to keep your treatment systems running without interruption. With free shipping on orders over $99 and special Super Value deals, you'll never face system downtime due to filter shortages. We understand water treatment operations can't wait.

SUPERIOR SERVICE

Our business and facilities customers consistently rate us highly, reflecting our ability to support a wide range of treatment facility needs. Our customer support team is available 7 days a week to help you select compatible replacements for your water treatment systems.