Cost · shell

Whole-house water filtration system cost

A whole-house system runs not yet sourced installed, but the purchase price is the smaller half of the question. Media replacement is what decides what the system costs to own.

Unpublished draft · not indexed

This page is a shell. Its structure is settled and its figures are not, so nothing on it should be relied on or quoted yet. It is excluded from the sitemap and marked noindex until every figure below carries a source and a date.

Every XXX on this page is a placeholder, not a figure. It marks a cell whose table would not read without something in it. No number on this page has been invented to fill a gap, and none ever will be. A figure here is either measured and dated, or it is visibly absent.

Outstanding: 6 figures · 5 shown as XXX

typicalInstalledTotalUSD : Typical all-in installed price for a whole-house carbon or catalytic carbon system. Likely source: Partner catalogues for the unit; collected installer quotes for labour.
typicalUnitUSDXXX : Median catalogue price for a whole-house tank system, by tank size. Likely source: register/screens/water-treatment-feeds-*.json.
typicalLabourUSDXXX : Median labour to fit a whole-house system at the point of entry. Likely source: First-hand installer quotes.
annualMediaReplacementUSDXXX : Cost and interval of media replacement. This is what separates a cheap system from an expensive one over ten years, and it is the figure manufacturers bury. Likely source: Manufacturer specification sheets plus replacement-media catalogue pricing.
sedimentPrefilterAnnualUSDXXX : Annual sediment pre-filter cartridge cost at the manufacturer's stated change interval. Likely source: Manufacturer specification sheets plus catalogue pricing.
systemLifespanYearsXXX : Manufacturer-stated service life for the tank and the media, kept separate. They differ. Likely source: Manufacturer specification sheets and warranty terms.

What you pay once

Line	Cost	What decides it
Tank and media	XXX	Tank size and media type
Labour	XXX	Access at the point of entry

What you pay every year

This is the section manufacturers leave out, and it is the reason two systems with the same sticker price are not the same purchase.

Line	Cost
Media replacement, amortised	XXX
Sediment pre-filter cartridges	XXX
Service life, tank and media stated separately	XXX

Filtration and softening are different jobs. If hardness is your problem, a carbon system will not fix it; if contaminants are, a softener will not. Find out which one you actually have.

Why this page exists

SERP Weakness Index 2.5 for whole house water filtration system cost.

register/screens/water-treatment-serp-2026-09-01.json · retrieved 2026-09-01 · SERP Weakness Index, re-scored 2026-09-01 on the exact string 'whole house water filtration system cost'. It was +3.5 on 2026-08-29; a retailer has since taken the top slot, so this one got harder.