FACHIOO 2.25G Stainless Steel 304 Gravity Water Filter Review: Uses a 0.2 Micron Diatom Porcelain Filter

2.25G Stainless Steel 304 Overview

FACHIOO 2.25G Stainless Steel 304 Gravity Water Filter draws water through 0.2 microns for you if you need a 2.25 Gallons countertop unit.

If your counter has room for an 8″H unit, the shape of the filter matters as much as the water it stores.

FACHIOO 2.25G Stainless Steel 304 Gravity Water Filter stands 8″H, and that height makes it a more realistic fit for some small kitchens than taller gravity filters.

We screened 28 Gravity Water Filters and chose 15 for full review. This one has 143 buyer ratings, the 9th most of the 28 screened, and full reviews go to the most-rated products that pass screening, at most 2 per brand. The 4.2 average across 143 ratings is supporting context, and the 2.25 Gallons capacity, 0.2 microns filtration, and stainless steel material are the core listing facts.

The Short Answer on the 2.25G Stainless Steel 304

Best for: you need a 2.25-gallon gravity filter for a small counter and want 0.2-micron filtration in a stainless steel body.

Choose the 2.25G Stainless Steel 304 if you want that countertop size and a 6000-gallon filter life for around $128.98.

• Pro: The 2.25-gallon capacity suits a small kitchen or apartment counter without taking much space.
• Pro: Its 0.2-micron filtration gives you a fine-pore setup for gravity-fed water use.
• Pro: The listing includes two filters, a faucet, and a stand, so the package is ready for countertop setup.
• Con: The 8-inch height limits vertical capacity, so it is not the right pick for higher-volume daily use.
• Con: A 2.25-gallon tank is short of the 3- to 6-gallon daily need used for all-day home drinking and cooking.

Don’t buy this if: you need a gravity filter for a full day of home drinking and cooking, or for a weekend outage with 6 to 12 gallons ready.

Price assessment: $128.98 is fair for a stainless steel gravity filter with 0.2-micron filtration and two included filters.

For larger households, see our top picks for family-sized gravity filters.

Specifications in Full

Height is the deciding spec that most separates this Gravity Water Filter. It measures how tall the unit is from bottom to top.

Before You Buy: Gravity Water Filter Checklist

The first thing to check is counter space, because the 18.7-inch length and 8-inch width decide whether this gravity water filter fits without crowding the sink area.

• ☐ Confirm your counter can take an 18.7″ x 8″ footprint — otherwise you may need to return it and choose a smaller countertop gravity filter.
• ☐ Check the 8″ height against the space under your cabinets and above the spigot — if clearance is tight, filling cups or bottles becomes awkward or impossible.
• ☐ Verify that 2.25 gallons is enough for your daily use — if you need larger batches, you will live with frequent refills or buy a bigger unit.
• ☐ Confirm you want a 0.2-micron filter — if you need a different pore size, this one will not match your filtration target and you may have to replace it.
• ☐ Budget for the included stand and faucet setup — the package lists both, and missing either would leave you modifying the setup before use.

Do not buy this if you need more than 2.25 gallons ready at once or if your counter cannot spare an 18.7-inch by 8-inch space.

What These Specifications Let You Do

What 0.2 Micron Filtration Lets You Do

2.25G Stainless Steel 304 uses 0.2 microns, so the filter opening is small enough for the kind of gravity filter work that targets bacteria and protozoa in this category. For you, that means this is not just a taste-and-sediment setup; it is aimed at finer cleanup than a coarse cartridge.

The 2.25-gallon capacity suits a small household or a couple of days of lighter use, but it will not stretch far for heavy daily drinking. It is enough for 1 to 4 people when use is modest. Short refills. Not endless refills, either.

What Chlorine Reduction Means for Drinking Water

2.25G Stainless Steel 304 lists 99% chlorine reduction, which matters if your goal is to cut the chlorine taste and odor that many countertop gravity filters are bought for. That figure gives you a clear reason to use it for drinking water that still needs a cleaner taste, not just particle removal.

The same chlorine claim does not tell you anything about health-related contaminants on its own, so the pore size still matters for what else the water can lose. If you want both taste improvement and finer filtration in one gravity-fed countertop system, this model gives you both stated figures in the same unit.

How Mineral Retention Affects Filtered Water

2.25G Stainless Steel 304 retains beneficial minerals, so the filter is aimed at people who want cleaner water without stripping out the dissolved minerals they prefer to keep. That makes it a better fit when you want filtration without a demineralized result.

This mineral-retention claim also changes the trade-off for everyday use. You get a 0.2-micron filter and chlorine reduction, while the TDS value is not reduced, so the water keeps its mineral content instead of being pushed toward a stripped profile. If you want water for cooking and drinking with minerals left in place, that is the relevant outcome here.

Common Buyer Jobs Checked Against the 2.25G Stainless Steel 304’s Specs

The 2.25G Stainless Steel 304 against the jobs buyers ask about, worked out from its listed capacity and a typical need for each job.

The 2.25G Stainless Steel 304 Against Similar Gravity Water Filters

FACHIOO’s clearest edge is its 0.2-micron filtration and 2.25-gallon capacity at around $128.98. That combination gives you finer filtration than the one rival that states a pore size, while staying in the common countertop size band.

• Compared with the Gravity-Fed Water Filter System, the 2.25-gallon chamber is smaller than its 3-gallon capacity, so FACHIOO asks for less counter space.
• Against the KST-XYB101 1G Gravity-fed Water Filter, the 0.2-micron rating is the tighter filter size; the KST listing states 0.01 m, which is not the same unit and is not directly comparable here.
• Purewell K8675 1.5G Water Filter is the smaller unit at 1.5 gallons, so FACHIOO gives you more stored water between refills.
• US Water Filters SSGR2.25-CB-PF matches FACHIOO at 2.25 gallons, so capacity does not separate them.
• MSR AutoFlow Gravity Water Filter ranks higher on buyer ratings, at 4.7 from 20 ratings, while FACHIOO sits at 4.2 from 143 ratings.

If you want the cheapest option, the US Water Filters SSGR2.25-CB-PF is the better pick at $118.98. It matches FACHIOO on 2.25-gallon capacity and costs less.

If you need a higher capacity option, view our full review of the FSS3A-TB-F.

You might also prefer the detailed spec breakdown of the IceJoy 2.25G.

Setting Up This Countertop Gravity Filter, and What Support Covers

What this Gravity Water Filter needs before first use

A countertop space is the one thing 2.25G Stainless Steel 304 needs before it does anything useful.

1. Unpack the upper chamber, lower chamber, water level spigot, two filter elements, and stand from the package.
2. Place the 18.7″L x 8″W x 8″H unit on a flat countertop with room for the stand.
3. Install the water level spigot in the outlet opening and fit the spigot gasket if the outlet does not seal cleanly.
4. Seat both 0.2-micron filter elements in their mounts, then add water to the 2.25-gallon upper chamber.
5. Flush the filters until the first filtered water runs clear, and clean the elements again if the flow slows later.

Warranty and support: what to check for this gravity filter

Cover varies by seller and country.

• Confirm the return window before it closes, because the 0.2-micron filter elements are the parts most likely to disappoint if they clog or arrive damaged.
• Confirm whether replacement filter elements are sold separately, because the unit uses two filters and they wear out before the stainless steel body does.
• Confirm whether a spigot gasket is included or sold separately, because the outlet seal affects whether the lower chamber stays leak-free.
• Confirm whether priming washers are needed for the filter elements, because some filter elements require them before first use.

On the day it arrives, inspect the spigot seal and the two filter elements first, while a return is still possible.

2.25G Stainless Steel 304 Buying Questions Answered

Is 2.25 gallons enough for your counter space?

2.25 gallons is enough for a small counter, but only at the easier end of that 2 to 3 gallon range. If your sink area is already tight, measure the space before you order, because the 18.7″ x 8″ x 8″ footprint is still a real presence on the counter.

What does the 0.2 micron filter rating mean here?

The 0.2 micron filter rating means the 2.25G Stainless Steel 304 is built for very fine filtration. In this category, that size is the kind of figure buyers look for when bacteria and protozoa matter more than simple taste improvement.

Is the 2.25G Stainless Steel 304 worth around $128.98?

The 2.25G Stainless Steel 304 makes more sense if you want stainless steel, a 0.2 micron filter, and a 2.25 gallon countertop unit in one setup. Around $128.98 is not just paying for the body, because the listing also states two filters, a stand, and a 6,000-gallon filter life.

Stainless steel is common in this category, though, and 24 of the 28 screened listings state that material. The extra cost only earns its keep if you value the stated filtration level, the included stand, and the larger 2.25 gallon capacity together.

Can the 2.25G Stainless Steel 304 handle a short camping trip?

Yes, the 2.25G Stainless Steel 304 can cover a short camping trip for two people if your need is about 1.5 to 2 days of water. That estimate assumes 70% usable capacity, so a full 2 days only works at the lighter end of use.

Does the 2.25G Stainless Steel 304 work for a full day at home?

No, the 2.25G Stainless Steel 304 is short of a full day for a household that drinks and cooks heavily. The working figure here is 3 to 6 gallons for one day at 75% usable capacity, so this 2.25 gallon unit is better for lighter daily demand.

Is the 2.25G Stainless Steel 304 Right for You?

Who the 2.25G Stainless Steel 304 suits and the jobs it is the wrong choice for, listed below with the reason for each.

Where to Buy This Gravity Water Filter

Gravity water filters are sold by the retailers below – we do not track which of them has the 2.25G Stainless Steel 304 in stock, so check availability and the current price with the retailer before making a trip.

• Amazon (online only) — breadth of range
• Walmart (online and physical stores) — in-store returns
• Target (online and physical stores) — easy local pickup and returns
• Home Depot (online and physical stores) — in-store returns and broad household category coverage
• REI (online and physical stores) — specialist staff and trusted outdoor-water-filter selection
• Bass Pro Shops (online and physical stores) — specialist staff for camping and emergency water filtration
• The Berkey Store (online only) — specialist retailer for gravity water filters

Final Verdict on the 2.25G Stainless Steel 304

You should choose the 2.25G Stainless Steel 304 if you want a 2.25-gallon gravity water filter for a small counter and a 0.2-micron filter stage. It costs around $128.98.

The 0.2-micron filtration accuracy is the strongest spec here. That size matters because it sets the opening size in the filter, which shapes what can pass through, while the 2.25-gallon capacity keeps the footprint aimed at lighter household use.

Skip it if: you need a larger batch for daily high-use cooking, or you want a countertop system sized for a full day or a weekend outage.