--- product_id: 571293157 title: "Hot Tub Classic parts Hot Tub 1 Inch On/Off Neck and Waterfall Valve Insert Compatible with Most Marquis Spa 350-6326, Pack of 2" brand: "hot tub classic parts" price: "$47.03" currency: USD in_stock: true reviews_count: 5 category: "Hot Tub Classic Parts" url: https://www.desertcart.us/products/571293157-hot-tub-classic-parts-hot-tub-1-inch-on-off store_origin: US region: United States of America --- # On/Off waterfall control Pack of 2 for seamless replacement 1-inch precision fit Hot Tub Classic parts Hot Tub 1 Inch On/Off Neck and Waterfall Valve Insert Compatible with Most Marquis Spa 350-6326, Pack of 2 **Brand:** hot tub classic parts **Price:** $47.03 **Availability:** ✅ In Stock ## Summary > 💧 Elevate your spa game with effortless waterfall control! ## Quick Answers - **What is this?** Hot Tub Classic parts Hot Tub 1 Inch On/Off Neck and Waterfall Valve Insert Compatible with Most Marquis Spa 350-6326, Pack of 2 by hot tub classic parts - **How much does it cost?** $47.03 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/571293157-hot-tub-classic-parts-hot-tub-1-inch-on-off) ## Best For - hot tub classic parts enthusiasts ## Why This Product - Trusted hot tub classic parts brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Value Pack of Two:** Double up with a two-pack, saving you time and money on future replacements. - • **Precision 1-Inch Fit:** Engineered to perfectly fit most Marquis Spa models for hassle-free installation. - • **Durable Acrylic Build:** Crafted from high-quality acrylic to ensure long-lasting performance and resistance to wear. - • **Universal Compatibility:** Designed to work with a wide range of spas including Hydropool Serenity and MasterSpa Twilight models. - • **Effortless Waterfall Control:** Smooth On/Off valve insert lets you customize your spa’s waterfall feature with ease. ## Overview This Hot Tub Classic 1-inch On/Off Neck and Waterfall Valve Insert is a durable, acrylic replacement part compatible with most Marquis Spa models. Sold in a convenient two-pack, it offers precise fit and smooth control of your spa’s waterfall feature, ensuring long-lasting performance and easy installation. ## Description Marquis Spa 1 Inch On/Off Neck And Waterfall Valve Insert. MRQ350-6326 / 350-6326 You will receive 1 item High Quality that's made to last!! Review: Fits Hydropool Serenity Jacuzzi - Fits my Hydropool Serenity Jacuzzi. Original part over double the price.Supplied in a two pack. Review: Great part, slow shipping. - Took almost 4 days to get to my door, but that's not the fault of the product. I've only owned it for 10 minutes, but my water feature (waterfalls) in my MasterSpa Twilight 8.2 now can shut off and on correctly! This is the proper diverter valve insert for most MasterSpa features. This will not fit the actual jet diverter valves. ## Features - High Quality thats made to last!! ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0B2K5NWPC | | Assembly required | No | | Brand | Hot Tub Classic parts | | Brand Name | Hot Tub Classic parts | | Color | White | | Colour | White | | Customer Reviews | 4.4 out of 5 stars 80 Reviews | | Manufacturer Part Number | 1 | | Material | Acrylic | | Material Type | Acrylic | | Model Name | Wanna z hydromasażem 1 cal | | Model Number | 1 | | Model name | Wanna z hydromasażem 1 cal | | Required Assembly | No | | Shape | Round | | UPC | 378482869454 | ## Product Details - **Brand:** Hot Tub Classic parts - **Colour:** White - **Item weight:** 0.04 Kilograms - **Material:** Acrylic - **Shape:** Round ## Images ![Hot Tub Classic parts Hot Tub 1 Inch On/Off Neck and Waterfall Valve Insert Compatible with Most Marquis Spa 350-6326, Pack of 2 - Image 1](https://m.media-amazon.com/images/I/418XkMV3k8L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Fits Hydropool Serenity Jacuzzi *by A***. on 24 May 2025* Fits my Hydropool Serenity Jacuzzi. Original part over double the price.Supplied in a two pack. ### ⭐⭐⭐⭐⭐ Great part, slow shipping. *by M***H on 2 October 2025* Took almost 4 days to get to my door, but that's not the fault of the product. I've only owned it for 10 minutes, but my water feature (waterfalls) in my MasterSpa Twilight 8.2 now can shut off and on correctly! This is the proper diverter valve insert for most MasterSpa features. This will not fit the actual jet diverter valves. ### ⭐⭐⭐⭐⭐ Functionality *by R***L on 21 August 2025* Fit perfect! ## Frequently Bought Together - Hot Tub Classic parts Hot Tub 1 Inch On/Off Neck and Waterfall Valve Insert Compatible with Most Marquis Spa 350-6326, Pack of 2 - Waterway Plastics 711-4050 Ribbed O-ring/Gasket used on 1½" Spa Heaters and Pump Unions - Hot Tub 1-Inch ON/Off Neck and Waterfall Valve Insert with O-Rings Compatible with Marquis Spas DIY350-6326 --- ## 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.us/products/571293157-hot-tub-classic-parts-hot-tub-1-inch-on-off](https://www.desertcart.us/products/571293157-hot-tub-classic-parts-hot-tub-1-inch-on-off) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-07-25*