Ultima Manual Urinal Flush Valve, Diaphragm-Type, 0.5 gpf/1.9 Lpf
- For urinals with 3/4-inch (19 mm) exposed top spud
- Exclusive DynaClean self-cleaning wiper spring technology
- Integral wiper spring cleans refill orifice with every flush to help prevent valve run-on
- EvoLast premium chlorine- and chloramine-resistant diaphragm material resists premature deterioration and failure
- ADA-compliant non-hold open handle provides automatic shut-off after every flush
- Proprietary brass alloy resists dezincification
- High back pressure vacuum breaker helps prevent dripping
- Can be install left- or right-handed
- 11-1/2" (292 mm) rough-in
Manufacturer Resources
Product Specs
- Product Type:
- Flush Valve
- Product Group:
- Commercial
- Product Subgroup:
- Parts and Accessories
- Department:
- Plumbing
- Parts and Accessories Type:
- Flush Valve
- Application:
- Toilet
American Standard 6145051.002 – Frequently Asked Questions
1) What rough-in does the Ultima manual urinal flush valve need?
The rough-in is 11-1/2 inches (292 mm) from the supply centerline to the spud connection. That's the number to hand the plumber roughing in the wall supply for the urinal.
2) Is this urinal flush valve ADA compliant?
The handle is an ADA-compliant non-hold-open type, meaning it shuts off automatically after each flush rather than requiring the user to hold it. That matters for public and commercial restrooms where the flush control has to be operable without tight grasping or sustained force.
3) Can this urinal flush valve be mounted with the handle on the left side?
Yes. The Ultima 6145051 can be installed left- or right-handed, so a single part number covers stalls where the handle has to face away from a partition or wall. No separate left-hand model to order.
4) Our urinal valves keep running on after the flush. Will this one fix that?
Run-on is usually a fouled refill orifice on the diaphragm. This valve uses American Standard's DynaClean integral wiper spring, which scrubs the refill orifice on every flush to keep it from clogging. It also has a high back pressure vacuum breaker to help prevent dripping. On hard or debris-heavy water, that's the feature doing the work.
5) Will the diaphragm hold up in a building with chloraminated water?
The diaphragm is American Standard's EvoLast material, made to resist chlorine and chloramine so it doesn't harden and fail early. The valve body is a proprietary brass alloy that resists dezincification, which is the other common failure mode on municipal water with aggressive chemistry.
6) Is this a manual or sensor-operated urinal flush valve?
Manual. The Ultima 6145051 is handle-operated, diaphragm-type. If you're standardizing on touchless fixtures, you want a sensor-operated Ultima model instead; this one has no electronics, no batteries and no transformer to spec.
7) What model number do I order for this American Standard urinal flush valve?
Order model 6145051.002. That is the polished chrome manual Ultima urinal valve, 0.5 gpf, for 3/4 inch top spud urinals.
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Does the American Standard 6145051.002 come with a warranty?
Absolutely. The American Standard 6145051.002 is backed by a manufacturer’s warranty.
For full warranty terms, check the product documentation or Contact Us.
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