GrainQuotaGrain capacity from your hardness and your household, not from a box label.

Well water and softeners

GrainQuota

Grain capacity from your hardness and your household, not from a box label.

  1. 1
    Sizing a Water Softener — Grains Per Day, Then Capacity

    The right size is not the biggest that fits. It is the one that regenerates on a sensible cycle.

    3 min read
  2. 2
    Measuring Hardness — Grains, PPM and What the Numbers Mean

    Everything about softener sizing follows from one number, and it takes a few minutes to get it.

    3 min read
  3. 3
    Iron, Manganese and Rotten-Egg Smell — Identifying Before Treating

    Orange stains, black stains and a rotten-egg smell are three separate problems that get sold the same filter.

    3 min read
  4. 4
    The Pressure Tank — Precharge, Cut-In and Why Pumps Short Cycle

    The pump does not run continuously, and the reason it does not is a cushion of air in a tank.

    3 min read

Iron removal

77 calculations · Iron, Sulfur & Filters · browse all

Well pressure tank size

24 calculations · Well Pumps & Pressure · browse all

Water softener cost by city

996 calculations · Cost · browse all