WaterVerdicts research

Well-Water Treatment Sizing & Flow

Pump, pressure-tank, iron/sulfur filter, softener, sediment and UV sizing guides for private-well treatment trains.

Well-water sizing

What Size Well-Water Filter for 2 Bathrooms?

Well-water filter sizing for two-bathroom homes by iron/sulfur load, service flow, backwash demand and pump capacity.

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Well-water sizing

What Size Well-Water Filter for 4 Bathrooms?

Well-water filter sizing for four-bathroom homes with iron, sulfur or manganese, including 12 vs 20 GPM systems.

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Iron-filter sizing

Iron Filter GPM Sizing: Service Flow vs Backwash Flow

How to size a whole-house iron filter by household GPM, pump output, backwash rate and bathroom count.

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Sulfur-filter sizing

Sulfur Filter GPM Sizing for Rotten-Egg Well Water

How to size hydrogen-sulfide treatment by service flow, backwash demand, bathrooms and well-pump capacity.

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Pump + filter sizing

Well Pump Flow Rate vs Water Filter Size: Which One Limits the System?

How well-pump output, pressure tank, filter service flow and backwash rate interact when sizing whole-house treatment.

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Treatment-order guide

Should a Well-Water Filter Go Before or After the Pressure Tank?

Correct placement of whole-house well-water filtration relative to the well pump and pressure tank.

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Treatment-order guide

Iron Filter Before or After Water Softener?

Correct order for iron filtration and ion-exchange softening on private wells.

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UV sizing

UV Water System Flow-Rate Sizing: 9 vs 15 vs 22 GPM

How to size whole-house UV treatment by peak GPM, UV dose, prefiltration and household demand.

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Treatment-order guide

Should a Sediment Filter Go Before an Iron Filter?

When coarse sediment prefiltration should come before whole-house iron and sulfur treatment on a private well.

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Exact model sizing

SpringWell WS1 vs WS4: Which Well-Water Filter Size?

SpringWell WS1 and WS4 compared by bathroom count, 12 vs 20 GPM service flow, tank size and pump/backwash requirements.

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Exact model sizing

RKIN WF10 vs WF13: Which Well-Water Filter Size?

RKIN WF10 and WF13 compared by bathroom count, 12 vs 20 GPM flow, tank diameter and household demand.

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Treatment-train sizing

Well-Water Treatment Order for Iron + Hardness + UV

How to arrange pressure tank, sediment, iron filtration, softening and UV in a multi-stage well-water treatment train.

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