--- product_id: 122113943 title: "Alkalinity Plus by EcoOne | Natural Water pH Increaser for Hot Tub Application | Chlorine-Free, Phosphate-Free Hot Tub pH Increaser | Increases Alkalinity & Neutralizes pH to Prevent Buildup, 2 Lbs" brand: "ecoone" price: "€ 69.41" currency: EUR in_stock: true reviews_count: 13 category: "Ecoone" url: https://www.desertcart.be/products/122113943-alkalinity-plus-by-ecoone-natural-water-ph-increaser-for-hot store_origin: BE region: Belgium --- # 100% chlorine & phosphate-free Clears cloudy water naturally Boosts alkalinity 80-120 ppm Alkalinity Plus by EcoOne | Natural Water pH Increaser for Hot Tub Application | Chlorine-Free, Phosphate-Free Hot Tub pH Increaser | Increases Alkalinity & Neutralizes pH to Prevent Buildup, 2 Lbs **Brand:** ecoone **Price:** € 69.41 **Availability:** ✅ In Stock ## Summary > 🌊 Elevate your spa game—pure, clear, and skin-friendly every soak! ## Quick Answers - **What is this?** Alkalinity Plus by EcoOne | Natural Water pH Increaser for Hot Tub Application | Chlorine-Free, Phosphate-Free Hot Tub pH Increaser | Increases Alkalinity & Neutralizes pH to Prevent Buildup, 2 Lbs by ecoone - **How much does it cost?** € 69.41 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/122113943-alkalinity-plus-by-ecoone-natural-water-ph-increaser-for-hot) ## Best For - ecoone enthusiasts ## Why This Product - Trusted ecoone brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Eco-Conscious Care:** Biodegradable and earth-friendly, designed for the mindful millennial who values sustainability. - • **Effortless Maintenance:** Simple dosing instructions keep your spa balanced between 80-120 ppm alkalinity with minimal hassle. - • **Gentle Alkalinity Boost:** Naturally raises spa alkalinity with pure sodium bicarbonate—no harsh chemicals, no residue. - • **Crystal Clear Confidence:** Effectively neutralizes pH to eliminate cloudiness and protect your spa’s plumbing and filtration. - • **Skin-Safe Spa Experience:** Chlorine- and phosphate-free formula ensures irritation-free, soothing water for sensitive skin. ## Overview EcoOne Alkalinity Plus is a natural, chlorine- and phosphate-free granular powder designed to gently increase and stabilize your hot tub’s alkalinity between 80-120 ppm. It clears cloudy water caused by acidity, protects spa equipment, and offers a skin-friendly, biodegradable formula perfect for sensitive users seeking a clean, balanced soak. ## Description desertcart.com : Alkalinity Plus by EcoOne | Natural Water pH Increaser for Hot Tub Application | Chlorine-Free, Phosphate-Free Hot Tub pH Increaser | Increases Alkalinity & Neutralizes pH to Prevent Buildup, 2 Lbs : Swimming Pool Chemicals And Supplies : Patio, Lawn & Garden Review: Great for my bestway above ground pool - I bought this along with the shock tablets and ph down . Works perfect for my 900 gallon bestway pool . I wanted to get something less harsh on the skin and this brand is what I ended up going with . I love it . Water is in good levels Review: If you have sensitive skin like I do this I s the best products you can get. - Does a great job easy on the skin and easy to use. ## Features - RAISE YOUR SPA’S ALKALINITY NATURALLY - EcoOne spa Alkalinity Plus is a natural granular powder that works to gently increase your spa’s alkalinity. Unlike other hot tub pH increaser brands, ours contains just sodium bicarbonate, so you’ll never have to worry about chemical residues or strong odors. - SKIN-FRIENDLY FORMULA - Our natural, biodegradable alkaline increaser for hot tubs is 100% free of chlorine, phosphates, and other harsh chemicals that can irritate the skin and eyes. Step into your spa and experience the soothing comfort of perfectly balanced, neutral water with this hot tub pH increaser! - CRYSTAL CLEAR WATER - This total alkalinity increaser for hot tub use from EcoOne makes it easy to clear up cloudy water due to high acidity levels, so you can keep your spa looking its best. EcoOne spa chemicals cleanse, balance, and safeguard your spa’s plumbing, heating, and filtration systems. - HOW TO USE ALKALINE INCREASER FOR HOT TUBS - Test the total alkalinity level. If it’s lower than 75 ppm, add 2 to 3 tablespoons of EcoOne Spa Alkalinity Plus directly to spa water. Allow water to circulate for several hours and retest. Repeat until total alkalinity is between 80 and 120 ppm. - ABOUT THE BRAND - EcoOne spa chemicals include chlorinating tablets, water balancers, and spa cleaners for a full line of earth-friendly spa care products. Designed to keep your spa cleaned, sparkling, and safe for everyone—even those with sensitive skin. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B007L3C6L0 | | Best Sellers Rank | #7,570 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #43 in Swimming Pool Balancers | | Brand | ecoone | | Brand Name | ecoone | | Customer Reviews | 4.5 out of 5 stars 381 Reviews | | Item Form | Powder | | Item Weight | 2 pounds | | Manufacturer | Esse Enterprises LLC | | Manufacturer Part Number | EST8017 | | Model Number | EST8017 | | Number of Items | 1 | | Product Benefits | Naturally increases alkalinity, neutralizes pH, skin-friendly formula, clears cloudy water, and maintains spa system health Product Benefits Naturally increases alkalinity, neutralizes pH, skin-friendly formula, clears cloudy water, and maintains spa system health See more | | UPC | 682373411029 | | Unit Count | 32 Ounce | ## Product Details - **Brand:** ecoone - **Item Form:** Powder - **Item Weight:** 2 pounds - **UPC:** 682373411029 ## Images ![Alkalinity Plus by EcoOne | Natural Water pH Increaser for Hot Tub Application | Chlorine-Free, Phosphate-Free Hot Tub pH Increaser | Increases Alkalinity & Neutralizes pH to Prevent Buildup, 2 Lbs - Image 1](https://m.media-amazon.com/images/I/51Tc1-bRtZL.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great for my bestway above ground pool *by L***L on June 3, 2021* I bought this along with the shock tablets and ph down . Works perfect for my 900 gallon bestway pool . I wanted to get something less harsh on the skin and this brand is what I ended up going with . I love it . Water is in good levels ### ⭐⭐⭐⭐⭐ If you have sensitive skin like I do this I s the best products you can get. *by T***D on September 13, 2025* Does a great job easy on the skin and easy to use. ### ⭐⭐⭐⭐ Works *by T***N on October 26, 2025* Works for alkaline but doesn't help with PH. My mistake, I should researched better. ## Frequently Bought Together - Alkalinity Plus by EcoOne | Natural Water pH Increaser for Hot Tub Application | Chlorine-Free, Phosphate-Free Hot Tub pH Increaser | Increases Alkalinity & Neutralizes pH to Prevent Buildup, 2 Lbs - EcoOne Spa Monthly | Gentle All-Natural Spa Treatment | Conditioning Hot Tub, Pool, & Spa Cleaner | Above, In-Ground, or Inflatable Hot Tub Cleaner Stabilizes pH & Alkalinity, 8 Oz, (1-Pack) - EASYTEST 9-Way Pool Test Strips, 140 Strips for Hot tub and Spa, Accurate Testing pH, Total Chlorine, Free Chlorine, Bromine, Alkalinity, Total Hardness, Cyanuric Acid, Salt and Copper --- ## 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.be/products/122113943-alkalinity-plus-by-ecoone-natural-water-ph-increaser-for-hot](https://www.desertcart.be/products/122113943-alkalinity-plus-by-ecoone-natural-water-ph-increaser-for-hot) --- *Product available on Desertcart Belgium* *Store origin: BE* *Last updated: 2026-09-25*