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💧 Keep your water flowing smooth and your appliances thriving — scale-free living starts here!
The Waterdrop AP431 Whole House Scale Inhibitor uses food-grade polyphosphates and a durable stainless steel T-fitting to prevent scale buildup across your home's water system. With a high 10 GPM flow rate and BPA-free materials, it protects water heaters, dishwashers, and plumbing fixtures while extending appliance lifespan. Each cartridge lasts up to 6 months, making it a smart, health-conscious upgrade for any modern home.
| ASIN | B08LPBPVPS |
| Best Sellers Rank | #32,397 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #58 in Under-Sink & Countertop Filtration |
| Brand Name | Waterdrop |
| Compatible Water Purifier Models | 3M AP430SS |
| Customer Reviews | 4.2 4.2 out of 5 stars (936) |
| External Testing Certification | RoHS |
| Included Components | 3/4” NPT inlet/outlet connection, Scale inhibition system *1 |
| Item Dimensions D x W x H | 2.5"D x 2.5"W x 12.5"H |
| Item Highlight | Heater Softener System, Aqua-Pure® AP430SS Replacement, Prevents Scale Build Up On Hot Water Heaters, NSF/ANSI 372 Certified |
| Manufacturer | Waterdrop |
| Manufacturer Part Number | WD-W65 |
| Material Type | Stainless Steel and Food-grade polyphosphates |
| Model Number | WD-8065S |
| Number of Items | 1 |
| Number of Packs | 1 |
| Product Benefits | Inhibits Lime-Scale Growth |
| Set Name | Single |
| UPC | 840814194058 |
| Unit Count | 1 Count |
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