--- product_id: 645018868 title: "DoubleCheck Water Hardness Test Kit 200 Strips with Sample Cup - Hard Water Testing Strips (0-25 gpg / 0-425 ppm)" brand: "weaqua" price: "£13.33" currency: GBP in_stock: true category: "Weaqua" url: https://www.desertcart.co.uk/products/645018868-doublecheck-water-hardness-test-kit-200-strips-with-sample-cup store_origin: GB region: United Kingdom --- # 0-25 gpg / 0-425 ppm range 200 precision strips dual desiccants for freshness DoubleCheck Water Hardness Test Kit 200 Strips with Sample Cup - Hard Water Testing Strips (0-25 gpg / 0-425 ppm) **Brand:** weaqua **Price:** £13.33 **Availability:** ✅ In Stock ## Summary > 💧 Test smarter, not harder—stay ahead with WeAQUA DoubleCheck! ## Quick Answers - **What is this?** DoubleCheck Water Hardness Test Kit 200 Strips with Sample Cup - Hard Water Testing Strips (0-25 gpg / 0-425 ppm) by weaqua - **How much does it cost?** £13.33 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/645018868-doublecheck-water-hardness-test-kit-200-strips-with-sample-cup) ## Best For - weaqua enthusiasts ## Why This Product - Trusted weaqua brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Max Value Pack:** 200 individually wrapped strips at just $0.04 each—test more, spend less. - • **Sample Cup Included:** Precision testing with the included cup ensures consistent, accurate water samples. - • **DoubleCheck Accuracy:** Dual color pads ensure reliable, fail-safe water hardness results every time. - • **Freshness Guaranteed:** Dual top & bottom desiccants plus foil packs keep strips fresh for months. - • **Trusted & Top-Ranked:** Join 1,000+ satisfied pros using the #2 ranked water hardness test kit in its category. ## Overview The WeAQUA DoubleCheck Water Hardness Test Kit offers 200 high-precision strips with dual color pads for fail-safe accuracy, covering a hardness range of 0-25 gpg (0-425 ppm). Individually foil-wrapped strips and dual desiccants ensure long shelf life and freshness. The included sample cup guarantees consistent testing, making it the go-to choice for professionals seeking reliable, cost-effective water hardness analysis. ## Description WeAQUA DoubleCheck Water Hardness Test Kit 200 Strips with Sample Cup - Hard Water Testing Strips (0-25 gpg / 0-425 ppm): desertcart.com: Industrial & Scientific ## Features - DOUBLECHECK - Each strip has two identical color pads. If the color pad colors differ after testing, it indicates that the test may not be reliable it should be performed again. - SAMPLE CUP INCLUDED - Ensure the most accurate water hardness test results by using the included sample cup and filling the test water to the marked level. - 200 STRIPS @ $0.04 EACH - The most strips available in the box with the lowest cost per test. - ⁠INDIVIDUALLY WRAPPTED - For the longest shelf life possible the strips are packed in foils of 50. This prevents unused strips from going bad due to too much contact with air. - DUAL TOP & BOTTOM DESICCANTS – Strips stay fresh for longer with two desiccants, one in the cap and one in the bottom of the bottle, to prevent moisture buildup. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0D5DLWK43 | | Best Sellers Rank | #3,238 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #2 in Lab Viscometers | | Brand Name | WEAQUA | | Customer Reviews | 4.5 4.5 out of 5 stars (1,136) | | Included Components | 200 x Water Hardness Test Strips, 1 x Sample Cup, 1 x User Manual | | Item Weight | 2.08 ounces | | Manufacturer | WEAQUA | | Material Type | Test Strips | | Model Number | Water Hardness 200 Strips | | Number of Items | 1 | | Part Number | TDS ECO (1 TDS Meter) - 3 | | Recommended Uses For Product | Water Hardness Test | | Unit Count | 200 Count | ## Product Details - **Brand:** WEAQUA - **Manufacturer:** WEAQUA - **Number of Items:** 1 - **Recommended Uses For Product:** Water Hardness Test - **Unit Count:** 200 Count ## Images ![DoubleCheck Water Hardness Test Kit 200 Strips with Sample Cup - Hard Water Testing Strips (0-25 gpg / 0-425 ppm) - Image 1](https://m.media-amazon.com/images/I/810KR0QzV6L.jpg) ## Frequently Bought Together - DoubleCheck Water Hardness Test Kit 200 Strips with Sample Cup - Hard Water Testing Strips (0-25 gpg / 0-425 ppm) - WeAQUA Water Hardness Test Kit - DoubleCheck 50 Strips - Hard Water Testing Kit – Tests Calcium & Magnesium (0–425 PPM) – for Tap, Well, Drinking, Pool, Spa & Dishwasher - 2024 All-New 4 in 1 Tds Meter Digital Water Tester - Accurate and Reliable TDS EC & Temp(°C,°F) Meter - 0-9990ppm - Professional Testing for Drinking Water, RO/DI System, Aquariums etc --- ## 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.co.uk/products/645018868-doublecheck-water-hardness-test-kit-200-strips-with-sample-cup](https://www.desertcart.co.uk/products/645018868-doublecheck-water-hardness-test-kit-200-strips-with-sample-cup) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-09-01*