---
product_id: 671206754
title: "APEC Replacement ORing for ROES-50 3.5\" OD Reverse Osmosis Water Filter Housings, O-Ring (3 pcs O-RING-SET-B)"
brand: "apec water"
price: "S$81"
currency: SGD
in_stock: true
url: https://www.desertcart.sg/products/671206754-apec-replacement-oring-for-roes-50-3-5-od-reverse
store_origin: SG
region: Singapore
---

# APEC Replacement ORing for ROES-50 3.5" OD Reverse Osmosis Water Filter Housings, O-Ring (3 pcs O-RING-SET-B)

**Brand:** apec water
**Price:** S$81
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** APEC Replacement ORing for ROES-50 3.5" OD Reverse Osmosis Water Filter Housings, O-Ring (3 pcs O-RING-SET-B) by apec water
- **How much does it cost?** S$81 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/671206754-apec-replacement-oring-for-roes-50-3-5-od-reverse)

## Best For

- apec water enthusiasts

## Why This Product

- Trusted apec water brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description



## Technical Specifications

| Specification | Value |
|---------------|-------|
| Material | NSF-compliant materials |
| Nominal Inside Diameter | 3.25 Inches |
| Item Diameter | 3.5 Inches |
| Brand | APEC WATER |
| Nominal Outside Diameter | 3.5 Inches |
| Temperature Range | 60 to 100 Degrees Fahrenheit |
| UPC | 851001007532 |
| Manufacturer | APEC WATER SYSTEMS |
| Net Quantity | 1 Count |
| Number of Pieces | 3 |
| Country of Origin | USA |
| Model number | O-RING-SET-B |
| Item Weight | 9 g |
| Item model number | O-RING-SET-B |
| Are batteries included? | No |
| External Certification | NSF |

## Product Details

- **Material:** NSF-compliant materials
- **Nominal Inside Diameter:** 3.25 Inches
- **Item Diameter:** 3.5 Inches
- **Brand:** APEC WATER
- **Nominal Outside Diameter:** 3.5 Inches

## Images

![APEC Replacement ORing for ROES-50 3.5" OD Reverse Osmosis Water Filter Housings, O-Ring (3 pcs O-RING-SET-B) - Image 1](https://m.media-amazon.com/images/I/51MocFzG0-L.jpg)
![APEC Replacement ORing for ROES-50 3.5" OD Reverse Osmosis Water Filter Housings, O-Ring (3 pcs O-RING-SET-B) - Image 2](https://m.media-amazon.com/images/I/81W7WcxtXpL.jpg)
![APEC Replacement ORing for ROES-50 3.5" OD Reverse Osmosis Water Filter Housings, O-Ring (3 pcs O-RING-SET-B) - Image 3](https://m.media-amazon.com/images/I/71NYH9b20aL.jpg)
![APEC Replacement ORing for ROES-50 3.5" OD Reverse Osmosis Water Filter Housings, O-Ring (3 pcs O-RING-SET-B) - Image 4](https://m.media-amazon.com/images/I/71IV1kM9FGL.jpg)

## Questions & Answers

**Q: What is different between type A and B?**
A: This answer must be old since systems purchased after 6/30/2019 also need Type A.  The product description states this. I also called the company to confirm this.

**Q: Do these rings float in water?**
A: No

**Q: I need o-rings for an aquasana filter housing. they are 3.5" od and 1/8" thick. which of these match that?**
A: Get it will fit

**Q: will these o rings fit aquapure house filter?**
A: Hello, these are industry standard 3.5" , designed for APEC pre filter housings. We recommend that you check with the manufacturer of your system for their recommendation on O-Rings. If you need any help or assistance, feel free to give us a call we are happy to help! Best Regards, APEC Support Team 800-880-4808.

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**Shop now:** [https://www.desertcart.sg/products/671206754-apec-replacement-oring-for-roes-50-3-5-od-reverse](https://www.desertcart.sg/products/671206754-apec-replacement-oring-for-roes-50-3-5-od-reverse)

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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-01-28*