--- product_id: 311111633 title: "Holding Tank Vent Filter - Direct Generic Replacement for: Dometic, SeaLand, ECO, SaniGuard, Marine Holding Tank Vent Filter, 309311002 309310002 (5/8\" vent hose with 3/4\" GHT connectors)" brand: "yachtzmarine" price: "610 zł" currency: PLN in_stock: true reviews_count: 5 category: "Yacht Zmarine" url: https://www.desertcart.pl/products/311111633-holding-tank-vent-filter-direct-generic-replacement-for-dometic-sealand store_origin: PL region: Poland --- # Direct snap-in replacement 2-3x activated carbon power 5/8" vent hose fit Holding Tank Vent Filter - Direct Generic Replacement for: Dometic, SeaLand, ECO, SaniGuard, Marine Holding Tank Vent Filter, 309311002 309310002 (5/8" vent hose with 3/4" GHT connectors) **Brand:** yachtzmarine **Price:** 610 zł **Availability:** ✅ In Stock ## Summary > 🛥️ Breathe Easy on the Water — Say Goodbye to Stinky Boat Vents! ## Quick Answers - **What is this?** Holding Tank Vent Filter - Direct Generic Replacement for: Dometic, SeaLand, ECO, SaniGuard, Marine Holding Tank Vent Filter, 309311002 309310002 (5/8" vent hose with 3/4" GHT connectors) by yachtzmarine - **How much does it cost?** 610 zł with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/311111633-holding-tank-vent-filter-direct-generic-replacement-for-dometic-sealand) ## Best For - yachtzmarine enthusiasts ## Why This Product - Trusted yachtzmarine brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Effortless Installation:** Snaps directly into your existing mounting brackets—no extra parts or tools needed. - • **Precision Fit for 5/8" Vents:** Designed specifically for 5/8" vent hoses with standard 3/4" GHT connectors—no guesswork. - • **Odor-Free Sailing, Guaranteed:** Eliminates foul marine holding tank odors with premium catalytic activated carbon. - • **Trusted Quality, Family-Owned:** Backed by a small USA family business with a hassle-free warranty and full refund promise. - • **Cost-Effective Marine Essential:** Marine-store performance at a fraction of the price—join 550+ satisfied customers. ## Overview The yachtZmarine Holding Tank Vent Filter is a direct replacement filter compatible with Dometic, SeaLand, ECO, and SaniGuard systems, designed for 5/8" vent hoses with 3/4" GHT connectors. Featuring catalytic activated carbon that is 2-3 times more effective at neutralizing sewage odors, it installs effortlessly by snapping into existing mounts. Manufactured with quality and backed by a family-owned USA business, it offers marine-grade odor control at a competitive price with a satisfaction guarantee. ## Description yachtZmarine Holding Tank Vent Filter - Direct Generic * for: Dometic, SeaLand, ECO, SaniGuard, Marine Holding Tank Vent Filter, 309311002 309310002 (5/8" vent hose with 3/4" GHT connectors) Review: Perfect fit. Good price. Review: works just as well as the ones at the marine stores but much cheaper ## Features - HAVE A STINKY BOAT? - Each time you flush, the foul smelling air trapped inside of your marine holding tank is exhausted outside of your boat through a vent. Eliminate these odors by replacing your old expired holding tank vent filter with a yachtZmarine replacement filter. - HIGHEST QUALITY CARBON - yachtZmarine holding tank vent filters utilize only the best catalytic activated carbon which was specifically developed for removing sewage odors from air streams. The carbon material of our filter has 2 to 3 times the effectiveness of other general activated carbon and chemically impregnated activated carbon filters. - INCLUDES REPLACEMENT FILTER ONLY - mounting brackets and fittings are not included. This yachtZmarine vent filter is a direct replacement for your current expired filter and will simply snap into place using the existing mounting brackets of your previously installed holding tank ventilation system. FOR 5/8" VENT HOSE APPLICATIONS ONLY - with standard 3/4" GHT (garden hose threaded) end connectors. Not for use with 1-1/2" vent hose applications. - USA SMALL FAMILY OWNED AND OPERATED - We are a very small family business working hard on our American Dream. While this product is manufactured in China, the vast majority of the purchase price remains fully within the USA. Our product design, marketing, sales, support, storage, shipping, insurance, taxes, tariffs, and all other costs are provided directly by our family business as well as many other small, medium and large USA based companies. - HASSLE FREE WARRANTY and RETURN POLICY - If for any reason you are not 100% satisfied with your yachtZmarine holding tank vent filter, we will immediately replace or fully refund your purchase - GUARANTEED. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B091V476FT | | Batteries Included? | No | | Brand | yachtZmarine | | Color | Silver | | Customer Reviews | 4.5 4.5 out of 5 stars (551) | | Date First Available | 9 April 2021 | | Manufacturer | MMXX Holdings, Inc. | | Material Type | Activated Carbon | | Number of Pieces | 1 | | Product Dimensions | 40.64 x 7.62 x 7.62 cm; 689 g | | Size | 5/8 inch | | connector-type | GHT | ## Product Details - **Brand:** yachtZmarine - **Colour:** Silver - **Item dimensions L x W x H:** 40.6 x 7.6 x 7.6 centimeters - **Material:** Activated Carbon - **Size:** 5/8 inch ## Images ![Holding Tank Vent Filter - Direct Generic Replacement for: Dometic, SeaLand, ECO, SaniGuard, Marine Holding Tank Vent Filter, 309311002 309310002 (5/8" vent hose with 3/4" GHT connectors) - Image 1](https://m.media-amazon.com/images/I/614k2eVIivS.jpg) ## Questions & Answers **Q: We just bought 2 of these filters which side is vent and which is tank side ?** A: I bought one as well and there were no flow directional markings. I contacted the seller and they replied back with the following answer " you can install it in any direction". I'm skeptical, but will return if it doesn't work. **Q: Hello, is this filter an exact replacement for the Sealand Sanigard part# 309310001?** A: This filter fits and does the job. It fits the connectors and provides the odor filter necessary, however with any overfill, the filter must be replaced b **Q: Hola funciona para yate sea ray sundancer 41 ft2001** A: Si. Tengo una 340 del 2004 y tienen el mismo "holding tank". **Q: If water enters this filter is it still effective?** A: the answer is after water enters it is no good ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by A***Y on 22 July 2025* Perfect fit. Good price. ### ⭐⭐⭐⭐⭐ Review *by N***E on 23 October 2025* works just as well as the ones at the marine stores but much cheaper ### ⭐⭐⭐⭐⭐ Review *by A***E on 6 November 2025* Artikel wie beschrieben, schnell Versand und gut verpackt. Gerne wieder! ## Frequently Bought Together - Holding Tank Vent Filter - Fits 5/8" Vent Hose Applications - Direct Generic Replacement for: Dometic, ECO, DVF, Sealand, SaniGuard - Marine Head VacuFlush Boat Waste Filters - 9108849515 309311004 - Holding Tank Vent Filter - Installation Kit Only - Fits 5/8" Vent Hose Applications - Direct Generic Replacement for: Dometic, ECO, DVF, Sealand, SaniGuard - Marine Boat Head - 9108849515 309311004 - Zaal NoFlex Digestor Boat and RV Sewage Treatment | Liquifies and Removes Sludge, BuildUps, Neutralizes Bad Odors, Eliminates Waste | No Harsh Chemicals, Leaves Septic Tank Clean, Healthy and Odorless --- ## 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.pl/products/311111633-holding-tank-vent-filter-direct-generic-replacement-for-dometic-sealand](https://www.desertcart.pl/products/311111633-holding-tank-vent-filter-direct-generic-replacement-for-dometic-sealand) --- *Product available on Desertcart Poland* *Store origin: PL* *Last updated: 2026-04-26*