---
product_id: 334383789
title: "Systems 10\" RO Filter Housings Set of 3 (O-Ring-Set), Black"
brand: "apec water"
price: "€ 49.42"
currency: EUR
in_stock: true
reviews_count: 5
category: "Apec Water"
url: https://www.desertcart.ie/products/334383789-systems-10-ro-filter-housings-set-of-3-o-ring
store_origin: IE
region: Ireland
---

# Leak-proof seal technology NSF-compliant durable material 3-pack precision O-rings Systems 10" RO Filter Housings Set of 3 (O-Ring-Set), Black

**Brand:** apec water
**Price:** € 49.42
**Availability:** ✅ In Stock

## Summary

> 💧 Seal the deal with leak-proof confidence!

## Quick Answers

- **What is this?** Systems 10" RO Filter Housings Set of 3 (O-Ring-Set), Black by apec water
- **How much does it cost?** € 49.42 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/334383789-systems-10-ro-filter-housings-set-of-3-o-ring)

## 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

## Key Features

- • **Certified Quality:** Manufactured with NSF-compliant materials ensuring safety and durability you can trust.
- • **Triple Pack Assurance:** Three perfectly sized 3.5" O-rings to keep your RO system leak-free and running smoothly.
- • **Effortless Installation:** Lightweight design and easy-to-install O-rings make maintenance a breeze—no plumber needed.
- • **Universal Compatibility:** Specifically engineered for APEC ESSENCE (pre-June 2013) and ULTIMATE (pre-May 2015) RO systems—perfect fit guaranteed.
- • **Preventative Maintenance Essential:** Replace all O-rings when opening your filter housing to avoid costly leaks and downtime.

## Overview

This set of three 3.5-inch O-rings is designed for APEC ESSENCE and ULTIMATE reverse osmosis systems purchased before mid-2010s. Made from NSF-compliant materials, these lightweight, easy-to-install O-rings ensure a reliable, leak-proof seal for your under-sink water filtration system, helping maintain optimal performance and water purity.

## Description

The O-RING-SET contains 3 pieces of 3.5 in. O.D. standard industry size O-RING use to prevent leaks when customer need to change 3 pre-filter of 10 in. standard under sink reverse osmosis system. Recommend to change all O-RINGs once open the housing. Lubricate with clean lubricant and place in grooves below thread to prevent water leaks. APEC Water Systems does not distribute or sell our products to any 3rd party sellers on desertcart. Please purchase genuine APEC Water system product in “new” condition from desertcart.Com or APEC Water directly for authenticity. Manufacture warranty may not apply in all cases, depending on factors such as use of product, where the product was purchased, or whom you purchased the product from. Please review the warranty carefully and contact APEC Water if you have any question.

Review: المنتج صينى و الوصف اونطه مش امريكى و كاليفورنيا بس شغال لولا انى محتاجه كنت رجعته علشان يتعلم التاجر الصدق فى الوصف و طبعا السعر غالى بما انه صينى مش امريكى و محطوط فى كيس غريب
Review: Original replacement parts.

## Features

- IMPORTANT: A set of 3 o-rings for standard filter housings of APEC ESSENCE reverse osmosis systems purchased BEFORE JUNE, 2013 and ULTIMATE reverse osmosis systems purchased before MAY, 2015
- Diameter 3.5" OD.
- Light Weight,Easy Install and Unload
- Manufactured using NSF-compliant materials

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01IDVIG30 |
| Best Sellers Rank | #2,584,207 in Home & Kitchen ( See Top 100 in Home & Kitchen ) #15,472 in Water Purifier Accessories |
| Brand | APEC WATER |
| Colour | black |
| Department | All Ages |
| Generic Name | "O-RING-SET 3 Pcs 3.5" O.D. Replacement O-Ring For Reverse Osmosis Water Filter Housings" |
| Global Trade Identification Number | 00854961005969 |
| Included Components | O-RING-SET |
| Item Diameter | 3.5 Inches |
| Item Weight | 14 g |
| Item model number | O-RING-SET |
| Manufacturer | APEC WATER SYSTEMS |
| Material | Apec |
| Net Quantity | 1.0 Count |
| Nominal Inside Diameter | 3.25 Inches |
| Nominal Outside Diameter | 3.5 Inches |
| Number of Pieces | 3 |
| Temperature Range | 60 to 100 Degrees Fahrenheit |
| UPC | 854961005969 |

## Product Details

- **Brand:** APEC WATER
- **Colour:** black
- **Item Diameter:** 3.5 Inches
- **Material:** Apec
- **Nominal Inside Diameter:** 3.25 Inches

## Images

![Systems 10" RO Filter Housings Set of 3 (O-Ring-Set), Black - Image 1](https://m.media-amazon.com/images/I/51MocFzG0-L.jpg)

## Customer Reviews

### ⭐⭐ Review
*by H***M on 12 July 2025*

المنتج صينى و الوصف اونطه مش امريكى و كاليفورنيا بس شغال لولا انى محتاجه كنت رجعته علشان يتعلم التاجر الصدق فى الوصف و طبعا السعر غالى بما انه صينى مش امريكى و محطوط فى كيس غريب

### ⭐⭐⭐⭐⭐ Review
*by P***P on 27 January 2025*

Original replacement parts.

### ⭐⭐⭐⭐⭐ Review
*by M***L on 11 August 2025*

These Rings fit Apex type A housing but $5 for the little squeeze of Grease is a joke you can buy the O-rings themselves for $7 but definitely use Grease

## Frequently Bought Together

- APEC Replacement ORing for ROES-50 3.5" OD Reverse Osmosis Water Filter Housings, O-Ring (3 pcs O-Ring-Set-A)
- APEC ESSENCE Series 50 GPD Complete Replacement Filter For Undersink System(FILTER-MAX-ES50)

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.ie/products/334383789-systems-10-ro-filter-housings-set-of-3-o-ring](https://www.desertcart.ie/products/334383789-systems-10-ro-filter-housings-set-of-3-o-ring)

---

*Product available on Desertcart Ireland*
*Store origin: IE*
*Last updated: 2026-06-10*