--- product_id: 31132818 title: "APEC Water Replacement O-Ring for ROES-50, 3.5\" OD, 3 Count, Black" brand: "apec water" price: "€ 19.82" currency: EUR in_stock: true category: "Apec Water" url: https://www.desertcart.com.cy/products/31132818-apec-water-replacement-o-ring-for-roes-50-3-5 store_origin: CY region: Cyprus --- # NSF-compliant leak protection 3.5" OD standard size 3-pack precision fit APEC Water Replacement O-Ring for ROES-50, 3.5" OD, 3 Count, Black **Brand:** apec water **Price:** € 19.82 **Availability:** βœ… In Stock ## Summary > πŸ’§ Seal the deal with leak-proof confidence! ## Quick Answers - **What is this?** APEC Water Replacement O-Ring for ROES-50, 3.5" OD, 3 Count, Black by apec water - **How much does it cost?** € 19.82 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.cy](https://www.desertcart.com.cy/products/31132818-apec-water-replacement-o-ring-for-roes-50-3-5) ## 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 - β€’ **Certified Safety:** Manufactured with NSF-compliant materials for guaranteed water purity and leak prevention. - β€’ **Perfect Fit Precision:** 3.5-inch outer diameter tailored for APEC Essence & Ultimate RO systems pre-2013/2015 models. - β€’ **Authenticity Guaranteed:** Buy genuine APEC parts to maintain warranty and optimal system performance. - β€’ **Effortless Installation:** Lightweight design and easy-to-install for hassle-free filter housing maintenance. - β€’ **Triple Pack Reliability:** Three O-rings ensure you’re always ready for maintenance without delay. ## Overview This APEC Water Replacement O-Ring Set includes three 3.5-inch outer diameter O-rings designed specifically for APEC Essence and Ultimate reverse osmosis systems manufactured before mid-2013/2015. Made from NSF-compliant materials, these lightweight O-rings provide a reliable, leak-proof seal to maintain your water filtration system’s integrity. Easy to install and essential for routine maintenance, this genuine APEC product ensures optimal performance and warranty protection. ## 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 β€œnew” 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. ## 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 | #48,903 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #18 in Undersink Water Filtration Replacement Parts | | Brand | APEC WATER | | Brand Name | APEC WATER | | Color | black | | Customer Reviews | 4.6 out of 5 stars 1,406 Reviews | | Global Trade Identification Number | 00854961005969 | | Included Components | O-RING-SET | | Item Diameter | 3.5 inches | | Item Highlight | Compatible with APEC Essence and Ultimate Systems, NSF-Compliant Construction, Lightweight Design for Easy Installation | | Item Type Name | "O-RING-SET 3 Pcs 3.5" O.D. Replacement O-Ring For Reverse Osmosis Water Filter Housings" | | Manufacturer | APEC WATER SYSTEMS | | Material | Rubber | | Material Type | Rubber | | Model | O-RING-SET | | Nominal Inside Diameter | 3.25 inches | | Nominal Outside Diameter | 3.5 inches | | Number of Items | 1 | | Number of Packs | 1 | | Number of Pieces | 3 | | Part Number | O-RING-SET | | Set Name | O-RING-SET | | Temperature Range | 60 to 100 Β°F | | UPC | 854961005969 | | Unit Count | 3 Count | ## Product Details - **Brand:** APEC WATER - **Color:** black - **Item Diameter:** 3.5 inches - **Material:** NSF-compliant - **Nominal Inside Diameter:** 3.25 inches ## Images ![APEC Water Replacement O-Ring for ROES-50, 3.5" OD, 3 Count, Black - Image 1](https://m.media-amazon.com/images/I/51MocFzG0-L.jpg) ![APEC Water Replacement O-Ring for ROES-50, 3.5" OD, 3 Count, Black - Image 2](https://m.media-amazon.com/images/I/81m6ox7shFL.jpg) ![APEC Water Replacement O-Ring for ROES-50, 3.5" OD, 3 Count, Black - Image 3](https://m.media-amazon.com/images/I/71NYH9b20aL.jpg) ![APEC Water Replacement O-Ring for ROES-50, 3.5" OD, 3 Count, Black - Image 4](https://m.media-amazon.com/images/I/71IV1kM9FGL.jpg) ![APEC Water Replacement O-Ring for ROES-50, 3.5" OD, 3 Count, Black - Image 5](https://m.media-amazon.com/images/I/61YXvs9ChZL.jpg) ## 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? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.com.cy/products/31132818-apec-water-replacement-o-ring-for-roes-50-3-5](https://www.desertcart.com.cy/products/31132818-apec-water-replacement-o-ring-for-roes-50-3-5) --- *Product available on Desertcart Cyprus* *Store origin: CY* *Last updated: 2026-11-15*