A bubbler is simply a regional American term for a drinking fountain or water fountain, most commonly used in eastern Wisconsin and eastern Massachusetts.
The name likely started around 1900 in Wisconsin schoolhouses, referring to a ceramic water cooler made by the Red Wing Company. Kohler mass-produced the fixtures in the 1920s, and the name stuck in pockets of the Midwest and New England. The term is a dialectal synonym, not a different class of equipment — but knowing where “bubbler” lives and how it applies to outdoor and lawn settings keeps you from ordering the wrong thing or confusing a contractor.
Where Do People Call It a Bubbler?
Two distinct regions claim the word. In eastern Wisconsin, residents near Milwaukee grew up at a “bubbler.” In eastern Massachusetts, especially around Boston, the same word is used. Residents of each region often think the term is unique to them and are surprised to learn the other side of the country uses it too. In northwestern Wisconsin, “fountain” is preferred, and elsewhere in the U.S., “drinking fountain” or “water fountain” are standard.
Outside the U.S., the term “bubbler” is almost unknown. The correct name in the UK and the Philippines is “drinking fountain.” If you use “bubbler” outside Wisconsin or Massachusetts, expect blank stares.
What Specifications Apply to a Bubbler Drinking Fountain?
Modern bubblers follow the same engineering standards as any commercial drinking fountain. The unit must handle standard water supply pressure, meet sanitary codes, and provide reliable cooling in refrigerated models. The table below shows the technical specs for typical models found on the market.
If you are planning a landscape or outdoor area that includes a water feature, check out our tested roundup of the best bubbling rock fountains for yards — they use similar plumbing principles but look completely different.
| Specification | Requirement / Rating | Source Model Example |
|---|---|---|
| Operating pressure range | 20 – 120 PSI | Oasis PGFACSL, Elkay EDFPBM117C |
| Minimum pressure (sanitary code) | 40 PSI | Dual-side configurations |
| Cooled output temperature | 50°F (at 80°F inlet water) | Elkay SwirlFlo Bi-Level |
| Refrigerated capacity | 8.0 GPH | Elkay EDFPBM117C |
| Standard height (wall-mount) | 28-7/8 inches | Elkay EDFPBM117C |
| Material (commercial) | Polished chrome, anti-microbial guard | Chicago Faucets 748 Series |
| Material (decorative outdoor) | Polystone or cast stone | Polystone Bubbler Fountain, Tuscan Bubbler |
| Vandal resistance | Vandal-resistant push buttons | Park Catalog push-button model |
Are There Other Things Called a Bubbler?
Yes. The word “bubbler” has two other meanings in science and landscaping that can cause mix-ups if you are searching for parts or planning a project.
In chemistry, a “gas bubbler” is a glass device that sends gas through a liquid. In irrigation, a “bubbler” is a small emitter that waters the soil around tree roots. Neither has anything to do with drinking water, but both show up when you search the term online. The drinking fountain version is the only one you want for an outdoor fixture or a lawn-side refreshment station.
How to Install or Maintain a Bubbler Fountain
Installation follows the same steps as a standard commercial drinking fountain. The most important check is water pressure — the supply line should measure at least 40 PSI to comply with sanitary codes, and the system should stay between 20 and 120 PSI overall. Running below 20 PSI can cause weak flow; above 120 PSI risks damaging internal components.
Pressure Verification
- Test the supply line with a pressure gauge before mounting the unit.
- If pressure is below 40 PSI, install a booster pump or check for line restrictions.
- If pressure exceeds 120 PSI, add a pressure-reducing valve.
Mounting and Basin Care
- Wall-mounted models require a carrier or back plate for proper support.
- Choose a basin designed to eliminate standing water — standing water violates most health codes and attracts insects.
- For outdoor models, verify the unit is rated for outdoor exposure and includes vandal-resistant hardware.
Common Mistakes When Shopping for a Bubbler
The most frequent mistake is ordering a “bubbler” thinking it is a specific machine different from a drinking fountain. It is not — they are synonyms. The second mistake is using the term outside the Midwest or New England, which confuses suppliers and installers in other regions. A third mistake is selecting a decorative outdoor bubbler without checking pressure requirements; many decorative stone models are designed for recirculating pumps, not direct line pressure.
| Mistake | What to Do Instead |
|---|---|
| Assuming “bubbler” is a distinct product | Search for “drinking fountain” or “water fountain” for specs and pricing |
| Using the term outside WI or MA | Use “drinking fountain” in all written communication to suppliers |
| Skipping pressure check on decorative models | Confirm whether the unit uses line pressure or a recirculating pump |
| Ignoring inlet temperature limits | Refrigerated units rated at 50°F output with 80°F inlet lose efficiency with warmer water |
What Is a Bubbler Fountain: Final Facts
If you are in Wisconsin or Massachusetts, a bubbler is the drinking fountain you grew up with everywhere else. The technical side is the same: wall-mounted or pedestal units, pressure-regulated, sanitary, and built to deliver cool water. The table below pulls together the key distinguishing details.
| Category | Key Detail |
|---|---|
| Synonym for | Drinking fountain / water fountain |
| Primary regions | Eastern Wisconsin, eastern Massachusetts |
| Origin | Red Wing Company (ca. 1900), Kohler (1920s) |
| Required pressure | 20–120 PSI (min 40 PSI for dual-side) |
| Common confusion | Gas bubbler (chemistry) or irrigation bubbler |
FAQs
Is a bubbler the same as a water fountain?
Yes. In eastern Wisconsin and eastern Massachusetts, “bubbler” is the everyday word for a drinking fountain or water fountain. There is no design or function difference — the terms are regional synonyms.
Why do some people call a water fountain a bubbler?
The name traces back to early ceramic water coolers made by the Red Wing Company around 1900, which featured a small spout that “bubbled” water upward. Kohler later mass-produced a similar design in the 1920s, and the nickname stuck in certain towns.
Do I need special plumbing for a bubbler fountain?
Most commercial bubblers run on standard water supply lines rated between 20 and 120 PSI. The main requirement is a minimum of 40 PSI to meet sanitary codes for dual-side units. Decorative outdoor bubblers often use recirculating pumps instead of direct line pressure.
Can I use a bubbler fountain outdoors in my yard?
Yes. Several manufacturers make outdoor-rated drinking fountains and decorative bubbler fountains designed for patios and lawns. Look for models with vandal-resistant hardware, weatherproof finishes, and proper drainage to avoid standing water.
Is “bubbler” used outside the United States?
Almost never. The term is strictly a regional American dialect. In the UK, Philippines, and most other English-speaking countries, the correct term is “drinking fountain.”
References & Sources
- Elkay. “Elkay Drinking Fountain Spec Sheet EMABFTL8.” Provides pressure, capacity, and temperature specifications for commercial fountains.