--- product_id: 305644187 title: "APEC Water Systems SET 3 Pcs 3.5\" O.D. Replacement O-Ring For Reverse Osmosis Water Filter Housings, 3 Count (Pack of 1), Black" brand: "apec water" price: "370 kr" currency: NOK in_stock: true category: "Apec Water" url: https://www.desertcart.no/products/305644187-apec-water-systems-set-3-pcs-3-5-o-d store_origin: NO region: Norway --- # Easy, lightweight install Leak-proof seal guaranteed 3.5" O.D. precision fit APEC Water Systems SET 3 Pcs 3.5" O.D. Replacement O-Ring For Reverse Osmosis Water Filter Housings, 3 Count (Pack of 1), Black **Brand:** apec water **Price:** 370 kr **Availability:** βœ… In Stock ## Summary > πŸ’§ Seal the deal with leak-free confidence! ## Quick Answers - **What is this?** APEC Water Systems SET 3 Pcs 3.5" O.D. Replacement O-Ring For Reverse Osmosis Water Filter Housings, 3 Count (Pack of 1), Black by apec water - **How much does it cost?** 370 kr with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.no](https://www.desertcart.no/products/305644187-apec-water-systems-set-3-pcs-3-5-o-d) ## 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€’ **Leak-Proof Confidence:** NSF-compliant material ensures a watertight seal every time - β€’ **Effortless Maintenance:** Lightweight design makes installation and replacement a breeze - β€’ **Authenticity Guaranteed:** Buy genuine APEC parts to avoid counterfeit risks and ensure system longevity - β€’ **Precision Fit for APEC RO Systems:** 3-pack of 3.5-inch O-rings engineered for perfect housing compatibility - β€’ **Complete Set for Optimal Performance:** Replace all O-rings simultaneously to maintain peak filtration efficiency ## Overview This APEC Water Systems O-RING-SET includes three 3.5-inch outer diameter replacement O-rings designed specifically for standard reverse osmosis water filter housings. Made from NSF-compliant materials, these durable O-rings provide a reliable, leak-proof seal to maintain optimal system performance. Lightweight and easy to install, this set is recommended for routine maintenance to prevent leaks and ensure water purity. Purchase only genuine APEC products for guaranteed authenticity and system compatibility. ## 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. depending on factors such as use of product, where the product was purchased, or whom you purchased the product from.. ## Features - IMPORTANT: A set of 3 O-rings for standard filter housings of APEC RO systems. Please kindly check the second gallery image for compatibility of this O-Ring set - Light weight, easy install and unload - Diameter 3.5 inch OD - Included components: O-RING-SET ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B01IDVIG30 | | Best Sellers Rank | #77,289 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #75 in Faucet O-Rings | | Brand Name | APEC WATER | | Color | Black | | Customer Reviews | 4.6 4.6 out of 5 stars (1,360) | | Global Trade Identification Number | 00854961005969 | | Included Components | O-RING-SET | | Item Diameter | 3.5 Inches | | 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 Type | NSF-compliant | | 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 | -4E+1 Degrees Celsius | | UPC | 854961005969 | | Unit Count | 1 Count | ## Product Details - **Brand:** APEC WATER - **Colour:** Black - **Item diameter:** 3.5 Inches - **Material:** NSF-compliant - **Nominal inside diameter:** 3.25 Inches ## Images ![APEC Water Systems SET 3 Pcs 3.5" O.D. Replacement O-Ring For Reverse Osmosis Water Filter Housings, 3 Count (Pack of 1), Black - Image 1](https://m.media-amazon.com/images/I/51MocFzG0-L.jpg) ## Available Options This product comes in different **Pattern** options. ## 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.no/products/305644187-apec-water-systems-set-3-pcs-3-5-o-d](https://www.desertcart.no/products/305644187-apec-water-systems-set-3-pcs-3-5-o-d) --- *Product available on Desertcart Norway* *Store origin: NO* *Last updated: 2026-09-18*