--- product_id: 67731981 title: "ULTCOVER Waterproof Square Hot Tub SPA Cover 85 inch" brand: "ultcover" price: "¥42495" currency: JPY in_stock: true category: "Ultcover" url: https://www.desertcart.jp/products/67731981-ultcover-waterproof-square-hot-tub-spa-cover-85-inch store_origin: JP region: Japan --- # durable elastic cords secure fit structured side vents for airflow 600D heavy-duty polyester ULTCOVER Waterproof Square Hot Tub SPA Cover 85 inch **Brand:** ultcover **Price:** ¥42495 **Availability:** ✅ In Stock ## Summary > 🛁 Lock in luxury and keep your spa pristine with ULTCOVER! ## Quick Answers - **What is this?** ULTCOVER Waterproof Square Hot Tub SPA Cover 85 inch by ultcover - **How much does it cost?** ¥42495 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/67731981-ultcover-waterproof-square-hot-tub-spa-cover-85-inch) ## Best For - ultcover enthusiasts ## Why This Product - Trusted ultcover brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Breathe Easy Vents:** Built-in side vents reduce moisture buildup and prevent wind lift for lasting protection - • **Trusted Durability:** Tear-resistant, dustproof, and backed by a 3-year warranty for peace of mind - • **Secure Fit Guarantee:** Adjustable elastic cords keep your cover firmly in place even in severe weather - • **Ultimate Weather Shield:** 600D polyester with UV-resistant coating blocks rain, snow, dust, and sun damage - • **Full Coverage, Full Protection:** Designed to cover hot tubs up to 85"x85", preserving cleanliness and extending tub life ## Overview The ULTCOVER Waterproof Square Hot Tub SPA Cover (85"x85") is crafted from heavy-duty 600D polyester with a UV-resistant coating and waterproof backing, designed to protect your hot tub from rain, snow, dust, and sun damage. Featuring structured side vents to reduce moisture and wind lift, plus durable elastic cords for a secure fit, this cover ensures full protection and longevity for your spa. Ideal for tubs up to 85 inches square, it combines rugged durability with smart design, backed by a 3-year warranty. ## Description desertcart.com : ULTCOVER Waterproof Square Hot Tub SPA Cover 85 inch | Heavy Duty 600D Polyester, UV Resistant, Hot Tub Hard Cover Protector : Patio, Lawn & Garden ## Features - HOT TUB COVER 85"x85": Designed for hot tubs up to 85 x 85 inches; must be used over an insulated hard cover, not as a standalone cover - 600D POLYESTER FABRIC: Heavy-duty 600D polyester with a UV-resistant coating and waterproof backing blocks rain, hail, snow, dust, leaves, and bird droppings while resisting sun damage and fading - STRUCTURED SIDE VENTS: Two built-in vents promote airflow to reduce moisture and wind lift, helping keep your hot tub dry and protected - DURABLE ELASTIC CORDS: Adjustable cords create a tight, secure fit and help keep the cover in place during high winds and severe weather - FULL COVERAGE DESIGN: Shields your hot tub from sun exposure and debris, helping it stay clean and look newer for longer ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B078K28GHN | | Additional Features | Dustproof, Tear Resistant, UV Resistant, Wear Resistant, Windproof | | Best Sellers Rank | #2,964 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #43 in Pool Safety Covers | | Brand Name | ULTCOVER | | Color | Brown | | Customer Reviews | 4.5 4.5 out of 5 stars (8,030) | | Installation Type | Manual | | Item Dimensions L x W | 85"L x 85"W | | Manufacturer | ULTCOVER | | Manufacturer Part Number | 43551-106417 | | Manufacturer Warranty Description | 3 Year Warranty | | Material Type | 70% polyester 30% PVC | | Model Name | SPA Cover | | Model Number | UCH | | Number of Items | 1 | | Pattern | Solid | | Product Care Instructions | Clean with mild soap and water, let dry completely before storing. | | Product Style | Heavy Duty | | Shape | Square | | Size | 7'1" x 7'1" (Square) | | Theme | Outdoor | | UPC | 719034528113 | ## Product Details - **Brand:** ULTCOVER - **Color:** Brown - **Material:** 70% polyester 30% PVC - **Product Dimensions:** 85"L x 85"W - **Size:** 7'1" x 7'1" (Square) ## Images ![ULTCOVER Waterproof Square Hot Tub SPA Cover 85 inch - Image 1](https://m.media-amazon.com/images/I/61qu2x3xpQL.jpg) ![ULTCOVER Waterproof Square Hot Tub SPA Cover 85 inch - Image 2](https://m.media-amazon.com/images/I/31GIPEeEVpL.jpg) ![ULTCOVER Waterproof Square Hot Tub SPA Cover 85 inch - Image 3](https://m.media-amazon.com/images/I/41hyrJGcboL.jpg) ![ULTCOVER Waterproof Square Hot Tub SPA Cover 85 inch - Image 4](https://m.media-amazon.com/images/I/51hA2Vi7vpL.jpg) ![ULTCOVER Waterproof Square Hot Tub SPA Cover 85 inch - Image 5](https://m.media-amazon.com/images/I/41Swr-51rcL.jpg) ## Available Options This product comes in different **Color, Size** options. ## Questions & Answers **Q: My patio has no roof. Can this cover stay on permanently without being removed?** A: Absolutely. That’s exactly what it’s designed for. It’s highly breathable to allow air circulation when left on long-term, preventing heat and moisture buildup. Just inspect it after extreme weather. It’s hassle-free, all-year protection. **Q: Are there different color options for the cover? Does color affect protection?** A: We mainly offer dark-colored covers, which provide better UV protection, stain resistance, and long-lasting good looks. Protection performance is not affected by color—all colors use the same multi-layer protective construction. **Q: What if the size doesn’t fit or there’s a quality issue?** A: We recommend sizing up rather than down. A slightly larger cover is easier to secure and offers better overall protection. If you have any material or quality issues, we’ll assist you promptly. **Q: How do I clean a dirty cover? Is machine washable?** A: For daily cleaning, wipe or rinse with water. For tough stains, gently scrub with mild detergent and air dry completely before storage.Machine washing is not recommended, as it may damage the waterproof coating. No tumble dry or bleach. **Q: What are our advantages compared to other brands?** A: Our cover provides complete protection with waterproof, fade-resistant, and windproof performance. It features high-density fabric with double-stitched seams and rust-resistant hardware. ## Frequently Bought Together - ULTCOVER Waterproof 600D Polyester Square Hot Tub Cover Outdoor SPA Covers 85 x 85 inch - Spa and Hot Tub Cover- 7 × 7 FT 16-mil Hot Tub Thermal Blanket- Square Hot Tub Insulation Blanket Hot Tub Solar Cover Solar Blanket Cover Bubble Cover for Outdoor Hot Tubs (210 × 210 CM) - EASYTEST 7-Way Pool Test Strips, 150 Strips Water Chemical Testing for Hot tub and Spa, Accurate Test Bromine, Total Alkalinity, pH, Free Chlorine, Total Hardness, Cyanuric Acid, and Total Chlorine --- ## 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.jp/products/67731981-ultcover-waterproof-square-hot-tub-spa-cover-85-inch](https://www.desertcart.jp/products/67731981-ultcover-waterproof-square-hot-tub-spa-cover-85-inch) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-09-29*