If you’re maintaining a public drinking fountain, you need reliable push-button valve replacements that fit your Elkay or Haws models. This guide highlights five compatible options and explains who each is best for, plus practical cautions. Ideal buyers include facility managers, public-school maintenance teams, and office building engineers needing straightforward, durable push-button assemblies.
| Product | Brand | Best For |
|---|---|---|
| Elkay 98536C Push-Button Assembly Kit – 1 Each | Elkay | General replacements on Elkay fountains; simple domestic installation |
| Elkay 98678C Kit-1.0 GPM Regulator Replacement Part | Elkay | Outdoors or high-traffic use; maintains regulated 1.0 GPM flow |
| Elkay LK142 Push Button Bubbler | Elkay | Lead-free operation with adjustable flow; ideal for high-use areas |
| 98734C Button Kit For Drinking Fountain (BIBIJIE) | BIBIJIE | EZ/LZ Elkay series push-button replacements; versatile for EZS/LZS models |
| SDRZJX Front and Side Pushbar Kit | SDRZJX | Elkay EZ/LZ series compatibility; includes front and side bars |
Elkay 98536C Push-Button Assembly Kit

Best for Elkay fountain owners seeking a straightforward push-button replacement kit. It’s described as made in the US, suggesting solid domestic manufacturing standards. This kit is suitable for general maintenance or a first-step replacement when the push-button assembly wears out.
- Best for: Elkay fountain maintenance with a need for a simple, reliable push-button replacement.
- Why selected: Compatibility with Elkay structures and straightforward installation.
- Caution: Availability may hinge on specific Elkay model compatibility; confirm fit before ordering.
Elkay 98678C Kit-1.0 GPM Regulator

This regulator kit is best for environments where a fixed 1.0 GPM flow is needed, such as busy public facilities or outdoor bottle fillers. The kit is described for use with Elkay and Halsey Taylor outdoor bottle fillers, emphasizing brass, Valox, rubber, Celcon, and steel components.
- Best for: Maintaining steady, predictable water flow in high-traffic areas.
- Why selected: Targeted flow control helps prevent splashing and waste.
- Caution: Check compatibility with your specific bottle filler model; not all Elkay/Halsey Taylor units use the same regulator.
Elkay LK142 Push Button Bubbler

Best for facilities prioritizing lead-free operation and adjustable water-volume control. The LK142 includes a built-in adjustable volume regulator, handling water pressure from 20 PSI to 105 PSI, with a heavy chrome-plated body and a 3/8″ NPT connection.
- Best for: High-traffic public spaces needing adjustable flow and durable construction.
- Why selected: Lead-free design reduces public health concerns; adjustable flow improves user experience.
- Caution: Heavier chrome-plated units may require more maintenance in dusty environments.
98734C Button Kit For Elkay EZ/LZ (BIBIJIE)

Best for Elkay EZ and LZ series fountains needing front and side push-bar replacements. The kit includes multiple components designed to restore push-button output control, especially when push rods or plastic fasteners wear out.
- Best for: Replacing worn or damaged push-button bars in EZ/LZ models.
- Why selected: Comprehensive kit with front and side bars for flexible configurations.
- Caution: The kit’s compatibility centers on EZS/LZS series; verify model compatibility before purchase.
98734C Front and Side Push Bars Kit (QJPT)

Best for Elkay EZ/LZ series fountains requiring front and side push bars for proper operation. This kit details compatibility with EZS and LZS models and includes multiple push bars that restore standard activations.
- Best for: Replacing worn push bars on EZ and LZ drinking fountains.
- Why selected: Includes both front and side bars to cover multiple activation styles.
- Caution: This kit emphasizes Elkay EZ/LZ compatibility; ensure your model matches the listed series.
Buying Guide: Key Purchase Considerations
How to choose the right drinking fountain push button valve kit:
- Compatibility: Confirm the model and series (Elkay EZ, Elkay LZ, Haws, etc.). Replace parts only with compatible kits to avoid leaks or misactivation.
- Flow and pressure: Some kits regulate flow (1.0 GPM) or provide adjustable volume. Match to your building’s water pressure and desired user experience.
- Material and finish: Chrome-plated brass is durable; ABS plastic is lightweight. Consider location (indoors vs. outdoors) and maintenance needs.
- Lead content and safety: Lead-free options reduce public health concerns. Verify lead-free construction when replacing bubblers used by the public.
- Ease of installation: Look for kits that clearly align with your current mounting and bar configurations to minimize downtimes.
- Part availability: Some models use common kits across multiple fountains; check supplier catalogs for cross-compatibility.
Frequently Asked Questions
- What is a push-button valve in a drinking fountain?
A push-button valve opens water flow when pressed, with various assemblies controlling duration and volume. - Can I mix components from different brands?
It’s best to use manufacturer-recommended or matching-compatible components to ensure proper sealing and operation. - How do I know a kit fits my Elkay EZ or LZ model?
Check the kit’s compatibility list and compare with your fountain’s model number and activation bars. - Is lead-free material important for public fountains?
Yes. Lead-free components reduce potential exposure for users, especially in high-traffic areas. - What maintenance steps help extend push-button life?
Regular cleaning, inspecting seals and fasteners, and replacing worn push bars promptly can improve longevity. - Do these kits include all necessary hardware?
Kit contents vary; verify that the listed parts cover your specific installation needs before purchasing.