--- product_id: 499489183 title: "PWK35B Replaces Hot Springs Limelight Series Spa Filters" brand: "toread" price: "$207.89" currency: USD in_stock: true reviews_count: 8 category: "Toread" url: https://www.desertcart.us/products/499489183-pwk35b-replaces-hot-springs-limelight-series-spa-filters store_origin: US region: United States of America --- # 35 sq.ft Filtration Area 25% Thicker Durable Fabric NSF/ANSI 50 Certified Safety PWK35B Replaces Hot Springs Limelight Series Spa Filters **Brand:** toread **Price:** $207.89 **Availability:** ✅ In Stock ## Summary > 💧 Elevate Your Spa Game with Cleaner, Clearer Water – Because You Deserve the Best! ## Quick Answers - **What is this?** PWK35B Replaces Hot Springs Limelight Series Spa Filters by toread - **How much does it cost?** $207.89 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/499489183-pwk35b-replaces-hot-springs-limelight-series-spa-filters) ## Best For - toread enthusiasts ## Why This Product - Trusted toread brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Effortless Maintenance:** Innovative fabric releases impurities quickly during rinsing—maintain peak performance with minimal effort. - • **Perfect OEM-Compatible Fit:** Seamlessly replaces Hot Springs Limelight and multiple Watkins models for hassle-free installation. - • **Robust & Long-Lasting Build:** 25% thicker filtration fabric with reinforced end caps ensures durability and fewer replacements. - • **Certified Clean Water Assurance:** NSF/ANSI 50 certification guarantees safe, crystal-clear spa water for your wellness sanctuary. - • **Maximized Filtration Efficiency:** Trilobal fabric captures up to 40% more debris, reducing cleaning time and keeping your spa pristine. ## Overview The TOREAD PWK35B spa filter cartridge offers a premium 35 sq.ft trilobal filtration fabric certified to NSF/ANSI 50 standards, ensuring superior debris capture and long-lasting durability with 25% thicker material and reinforced end caps. Compatible with Hot Springs Limelight series and multiple Watkins models, it delivers a perfect OEM fit and easy maintenance, trusted by over 5 million pool and spa owners worldwide for consistently cleaner, healthier water. ## Description desertcart.com : TOREAD PWK35B Replaces Hot Springs Limelight Series Spa Filters, Compatible with Watkins 1642301-1, 78161, 78286, PWK35B, Filbur FC-3921, 35 sq. ft 2pack : Patio, Lawn & Garden Review: Perfect - Fit perfectly. Review: Perfect replace - Good product and fits perfect in my jacuzzi ## Features - ➤NSF/ANSI 50 CERTIFIED: TOREAD Pool and Spa filter cartridges are tested and certified by IAPMO to meet NSF/ANSI 50 standards. Made from certified safe materials, they ensure clean, clear, and healthy water, providing long-term protection for your family and pool. - ➤SPECIFICATIONS: Length: 14 1/8"; Outer Dimension: 6 3/8 "; Top: 2" open; Bottom: 2" open.Filtration Area: 35 Sq.ft; Filter Material: Trilobal Filtration Fabric. - ➤REPLACEMENT MODELS: The TOREAD TRF-PWK35B filter is compatible with hot spring kimelight series: pulse, flair, flash & beam.Replaces Watkins 1642301-1, 78161, 78286, PWK35B, Filbur FC-3921, Unicel C-6350 and more. Note:This replacement part is crafted to meet strict OEM specifications, ensuring a perfect fit for your spa. Manufacturer names and part numbers are provided for reference only. TOREAD is an independent brand. - ➤DURABLE & REINFORCED STRUCTURE: 25% thicker filtration fabric, heavy chlorine-resistant and break-resistant end caps, plus reinforced center support provide long-lasting durability. Minimizes failures, lowers replacement frequency, and guarantees a premium user experience. - ➤SUPERIOR FILTRATION EFFICIENCY: Uniform trilobal fabric captures 21–40% more debris than standard point-bond designs, maintaining flow without pressure drop. Reduces cleaning frequency, saving time and effort for users, and enhancing product value. - ➤EASY MAINTENANCE: Innovative trilobal fabric releases trapped impurities quickly during rinsing, restoring cartridge to near-new condition. Recommended cleaning every 2–3 weeks maintains peak performance. Backwashing is not allowed: prevents structural cracks and permanent damage, reducing warranty claims and ensuring long-term satisfaction for both sellers and customers. - ➤Serving 5 Million+ Pool & Spa Owners Worldwide: Serving more than 5 million pool and spa owners worldwide, TOREAD replacement pool filter cartridges are designed for reliable filtration and long-lasting performance, helping keep water clean, clear, and refreshing. - ➤PHTA MEMBER – TRUSTED QUALITY: As a proud member of the Pool & Hot Tub Alliance, TOREAD aligns with industry-recognized standards for filtration performance and safety, delivering reliable quality and consistently cleaner water you can trust. ## Technical Specifications | Specification | Value | |---------------|-------| | Best Sellers Rank | #58,755 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #260 in Pool Filter Cartridges | | Customer Reviews | 4.8 out of 5 stars 59 Reviews | ## Product Details - **Brand:** TOREAD - **External Testing Certification:** ANSI, NSF - **Material:** Fabric - **Product Dimensions:** 13.07"D x 6.61"W x 14.72"H ## Images ![PWK35B Replaces Hot Springs Limelight Series Spa Filters - Image 1](https://m.media-amazon.com/images/I/71XrlC29bsL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Perfect *by K***T on April 11, 2026* Fit perfectly. ### ⭐⭐⭐⭐⭐ Perfect replace *by C***R on December 16, 2025* Good product and fits perfect in my jacuzzi ### ⭐⭐⭐⭐⭐ Quality *by C***N on December 21, 2025* Great quality and price ## Frequently Bought Together - TOREAD PWK35B Hot Spring Spa Filter Replaces Watkins 1642301-1, 78161, 78286, PWK35B, Hot Spring Limelight Series Filter Cartridge - FreshWater 80000 Salt 10lb Bag - HOTSPRING HOTUB Hotspring Hotub Spa Mineral Ion Cartridge Sticks Brings Fresh and Crystal Clear Spring Water to Your Hot Tub(2, Gray) --- ## 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/499489183-pwk35b-replaces-hot-springs-limelight-series-spa-filters](https://www.desertcart.us/products/499489183-pwk35b-replaces-hot-springs-limelight-series-spa-filters) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-09-30*