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Shop / home master filter replacement

Membrane Solutions 75 GPD RO Membrane for Under Sink Home Drinking Water Filter System

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$ 28.49   $19.94   save 30%
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The brand's previous page provides more filters for your choice. Visit the store to explore a wider selection of RO membranes and housings.

Membrane Solutions' 75 GPD reverse osmosis membrane elements for home drinking water are the industry's most reliable. Advanced membrane technology and automated fabrication allow these elements to deliver consistent performance that equipment suppliers, water treatment dealers, and residential customers can rely on.

The RO membrane specifications include a flow rate of 75 GPD at 60 psi water pressure, an average NaCl rejection rate of 97%, and compatibility with various brands such as Dow Filmtec, GE Osmonics, U.S. Water, Culligan, Ametek, US Filter, American Plumber, Kinetico, and Watts.

The RO membrane housing specifications include a material of FRP (Fiber Reinforced Polypropylene) and ABS, an outside diameter of 3.03", a length of 12", a threaded connection type, a 1/4" outlet size, a 1/8" inlet size, an NBR seal material, and a maximum operating pressure of 150 psi. It fits RO membranes ranging from 24 GPD to 150 GPD.

The operating limits include a maximum operating temperature of 113°F (45°C), a maximum operating pressure of 150 psi (10.3 bar), a maximum feed flow rate of 2.0 gpm (7.6 lpm), a pH range of 3-10, and a maximum feed silt density index (SDI) of 5. This polyamide thin-film composite membrane is compatible with most reverse osmosis systems and effectively reduces a wide range of contaminants.

The GPD rating can be achieved under specific water conditions (Urban tap water, 25°C / 77°F, 60 PSI). However, the rating decreases as the temperature and pressure decrease. For example, at 10°C / 50°F (or 30 PSI), a standard 75 GPD RO membrane's rating would be around 37.5 GPD.

The wastewater-to-product water ratio depends on the raw water TDS value, water temperature, system pressure, and other factors. The appropriate flow restrictor should be selected according to your specific needs, with a 200CC restrictor resulting in a 1:1 ratio and a 300CC restrictor resulting in a 1:3 ratio.

The DIY RO system includes a 75 GPD RO membrane, a 12" x 2.0" membrane housing, a wrench, and quick connect fittings, allowing you to build your own reverse osmosis water filter without the need for an expensive all-in-one solution.

For use in a maple syrup reverse osmosis system, it is recommended to maintain a work pressure of 100 psi and a raw sap temperature of 104°F (40°C) to prevent clogging and avoid damage to the membrane due to over-high temperature.

product information:

AttributeValue
materialPolyamide Thin-Film Composite
product_dimensions2"D x 2"W x 12"H
item_weight14.4 ounces
external_testing_certificationANSI, NSF
product_benefitsHigh rejection rate for lower TDS, standard size for various usages like kitchen, maple syrup DIY, and aquariums.
brandMembrane Solutions
upc767421656314
unit_count1.0 Count
manufacturerMembrane Solutions
item_model_numberROSL1812-75G
customer_reviews
ratings_count495
stars4.5
best_sellers_rank#70,040 in Tools & Home Improvement (See Top 100 in Tools & Home Improvement)
#529 in Replacement Under-Sink Water Filters
is_discontinued_by_manufacturerNo
date_first_availableMarch 19, 2018

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24 Hours Cancellation

We accept order cancellation before Within 24 hours the product is shipped. If the order is cancelled you will get a full refund.

30 Days Returns & Exchanges Policy

If for any reason you are not satisfied with the purchased item,You have 30 days after delivery of your order to return an item.

After 30 days of delivery of your order, we will no longer accept returns.

Refund Process & Return conditions:

To request a return,please email us at:[email protected] ,We will respond within 24 hours after the consumer sends the email (except weekends).
If it is a quality issue, please provide an order number and attach clear photos of the items that represent the issue.
After we receive the returned order, our Quality Assurance department will inspect and verify the condition of the item.Upon acceptance of your return, a refund will be issued to the original form of payment within 1-3 business days.

Make sure your item meets all our return conditions :

Items returned without authorization will not be accepted.
The time frame for return must not exceed 30 days from when the original order was received.
Any promotional gifts must also be returned with your returned item.
All items must be returned in their original condition, without scratches or signs of wear, and must not be resized or altered in any way.
Your return needs to be sent within the given time frame(3-12 working days)
Please make sure you provide us the tracking# and receipt after you return.

Refunds

Once your return is received and inspected, we will send you an email to notify you that we have received your returned item. We will also notify you of the approval or rejection of your refund.

If you are approved, we will credit the credit limit to your credit card or original payment method within 5 business days (bank processing time frame).