14 Gallon Gravity-Fed Eyewash Station — Portable, Wall Mount, Dual Spray (Extended Flush)

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What the 14 Gallon Gravity-Fed Eyewash Station Is

The 14 Gallon Gravity-Fed Eyewash Station is the large-capacity end of the portable range — a self-contained emergency eyewash for unplumbed areas that handle serious chemical hazards. Like every gravity unit it needs no water line: it holds its flushing fluid in a wall-mounted tank and feeds it by gravity when a worker opens the valve, and the dual spray heads rinse both eyes at once. You put it where the hazard is worst and where no plumber ran a supply — chemical storage, stripping and dilution stations, areas holding acids, caustics or concentrates.

Its whole reason to exist is the extended flush. The ANSI Z358.1 eyewash minimum is a 15-minute flush at 0.4 gallons per minute — 6 gallons — and this tank carries 14, which at that rate is roughly 35 minutes of flushing fluid. That is not about scraping past the baseline (a smaller tank already clears 15 minutes); it is about the exposures that need more than 15 minutes. Corrosives and strong caustics keep injuring the eye until they are fully flushed away, and their safety data sheets frequently call for a 20-to-60-minute flush — the duration a big tank buys in a location with no plumbing. Choose it for the hazard: if the 15-minute baseline covers your risk, the lighter 8-gallon unit does the job.

Capacity, the Corrosive Case, and Mounting the Weight

Capacity is what buys flush duration in an unplumbed location, and duration is what a corrosive exposure demands. A splash of a strong acid or alkali is not neutralized by a quick rinse — the chemistry keeps attacking the cornea until it is diluted away, which is why the worst caustics carry flush recommendations reaching an hour. A tank that runs ~35 minutes covers the middle of that range on its own and buys real time toward the long end while help is called. This is the station you site next to the aggressive chemicals, and it is why the large tank, not the compact one, belongs at the highest-hazard point.

That capacity comes with a physical truth the small tank does not have: weight. Fourteen gallons of fluid is about 117 pounds before the tank itself, so the mount is safety-critical. It has to land in wall studs, structural blocking or masonry — drywall anchors alone will not hold a loaded tank, and a station that tears off the wall in an emergency is worse than no station at all. Confirm the surface and hardware carry the full loaded weight, fix it at the standard height within a 10-second reach of the hazard, and treat the fastening as part of the safety function. For the lighter, 15-minute-baseline alternative, compare the 8-gallon version.

Pros & Cons

Specifications

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Frequently Asked Questions

Who needs a 14-gallon eyewash station?

Facilities whose unplumbed hazard is serious enough to need a long flush. If you store or handle corrosives, strong alkalis, acids, strippers or concentrates in an area with no water line, the larger tank is the practical choice, because those chemicals call for far more than a token rinse. It is the high-capacity end of the portable range — a primary station you site where the hazard is worst and where you want the most flushing fluid in reserve that a gravity tank can hold.

How long does 14 gallons actually flush?

At the eyewash flow rate of 0.4 gallons per minute, 14 gallons delivers roughly 35 minutes of flushing — well past the 15-minute ANSI baseline. That reserve is the whole point of the large tank: it is not that a smaller unit fails the 15-minute minimum, it is that the big tank keeps going long enough for the exposures that need more than 15 minutes. Keep it full and dated so that full flush duration is genuinely there when it is needed.

Why would I need more than a 15-minute flush?

Because the chemical decides the flush time, not the equipment. Fifteen minutes is the baseline for many irritants, but safety data sheets for corrosives and strong alkalis frequently call for a much longer flush — commonly 20 minutes, and up to 60 for the worst caustics — because the substance keeps damaging tissue until it is fully diluted away. A large tank buys that time in a location with no plumbing. Always follow the specific chemical's safety data sheet, and let its flush time drive the capacity you install.

Is it certified to ANSI Z358.1?

Treat certification as something to verify, not assume. This is a generic tank shipped without a compliance document, so we do not stamp it as certified. What is objective is the arithmetic: the eyewash flush needs 6 gallons for 15 minutes at 0.4 gallons per minute, and 14 gallons carries far more, for an extended flush. Whether the whole installation is compliant still depends on flow rate, tepid fluid, additive and change schedule, structural mounting and 10-second siting — so confirm the unit and your setup against the standard, or ask the seller for certification, before relying on it in a regulated area.

Is a 14-gallon unit an eye/face wash or a drench?

No — it is still an eyewash. Capacity does not change the class: an eye/face wash covers the whole face at 3.0 gallons per minute, and even 14 gallons run at that rate would last under five minutes, nowhere near the 15 a face wash must sustain. So this remains eye-flushing equipment with a long duration, not a full-face wash or a body drench. If your hazard assessment calls for face or body drenching, that is a separate, far higher-volume — usually plumbed — class of equipment.

Does it flush continuously like a plumbed station?

No — a tank holds a fixed volume, so even a 14-gallon unit flushes for its roughly 35 minutes and then stops. That is the trade-off for needing no plumbing: a plumbed station draws from the water supply and runs indefinitely, while a self-contained tank gives you one long flush cycle. The large capacity narrows the gap by carrying far more reserve than a small tank, but it is still finite, which is exactly why you keep it topped up and on its change schedule.

What maintenance does the fluid need?

The fluid is a dated consumable, not fill-and-forget. Standing water grows bacteria and algae, so it needs a bacteriostatic preservative additive, and the whole 14-gallon charge is changed on the manufacturer's schedule with the date logged on the tank. You also do a weekly check that it is full, sealed, accessible and in date. A bigger tank means a bigger fluid charge to budget for and manage, so build the change interval into your inspection routine the way you would for a fire extinguisher.

Does the fluid stay tepid?

Not on its own — a gravity tank does not heat or cool, so it sits at room temperature. The standard asks for tepid flushing fluid, roughly 60 to 100 degrees Fahrenheit, because fluid that is too cold makes a person pull away before a long flush is finished — and a long flush is the reason you bought this tank — while fluid that is too hot can worsen a chemical injury. Mount it in a temperature-controlled space; in a freezing or baking area the fluid drifts out of range and you must address the room or choose another solution.

How do I mount a tank this heavy?

To building structure, not drywall alone. Fourteen gallons of fluid weighs about 117 pounds before you add the tank, so the bracket must land in wall studs, structural blocking or masonry — drywall anchors on their own will not hold it and a station that tears off the wall is worse than none. Confirm the mounting surface and hardware can carry the full loaded weight, mount it at the standard height, and treat the fixing as a safety-critical part of the install, not an afterthought.

Should I choose this over the 8-gallon version?

Match the tank to the flush time your chemicals demand. The 8-gallon unit comfortably covers the 15-minute eyewash baseline and is lighter and more compact; step up to the 14-gallon when your safety data sheets call for a longer flush, when the hazard is a corrosive or strong caustic, or when you simply want the most reserve a portable tank offers. The larger tank costs more, weighs far more and needs structural mounting, so choose it for the hazard, not by default.

Is the flush all the treatment a corrosive splash needs?

No — the flush is the first response, not the last. Immediate, prolonged flushing is what limits the injury in the critical first minutes, but the worker must still get medical attention afterward, and that is doubly true for corrosives, where the eye can keep being damaged and a clinician needs to assess and treat it. The long flush this tank provides is exactly to buy that time — but pair it with a call for help and follow the chemical's safety data sheet for the full response.

What is the 14 Gallon Gravity-Fed Eyewash Station not?

It is not a plumbed station (it holds a fixed 14 gallons and does not flush forever), not an eye/face wash or drench (it flushes eyes, not the whole face), not self-heating (site it where the fluid stays tepid), not maintenance-free (dated, additive-treated fluid), and not a drywall-anchor install (its ~117-pound loaded weight must land on structure). It is the high-capacity portable eyewash — a self-contained extended flush for serious, unplumbed chemical hazards, sized, sited, mounted, dated and inspected.