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Aqua-Pure AP430SS Hot Water System Protector for $ 47.55 & FS at Amazon:
- Binds calcium and magnesium hardness minerals, preventing them from precipitating out of solution and building up on metallic surfaces
- Contains siliphos, a 100% Pure FOOD Grade scale inhibitor approved by usda
- Stainless Steel head
- Flow rate 6 gallons per minute
- Max operating Temp. 100F