Spec score 9.5
Salt-based, 64000 Grain capacity
+64000 grain capacity: the highest grain capacity of the 6 here
$749.99
as of 11/04/2026 11:42 PST - DetailsProduct details
Aquasure Harmony Series Grains Whole House Water Softener with High Performance Automatic Digital Metered Control Head
$749.99as of 11/04/2026 11:42 PST - Details
View on AmazonSpec score9.5
Compared with the 1 Water Softeners on this pagePros
+64000 grain capacity: the highest grain capacity of the 6 here
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