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PRODUCT SPECIFICATIONS

Zurn Industries Inc. Z5561

Source rating — not measured installation performanceRecorded rating (US gal/flush)Recorded rating: 1.101.5
Chart generated from this record's EPA snapshot fields. Shared zero baseline; units shown above. This is not a measured flow or flush test.
Tank recordBowl record
Component identification schematic, not to scale. No installation dimensions or compatibility approval are implied.

Compare recorded specifications

Same source category and product or flush type. These are source-record comparisons, not compatible replacements or performance recommendations. Equal ratings do not make two models identical.

Historical EPA source fields; unknown values remain unknown
ParameterZurn Industries Inc. Z5561Zurn Industries Inc. Z5535-K-XPremier 1034395American Standard 3471128.XXX
Source model nameEcoVantageEcoVantageNot suppliedHorizon
Rated flush volumevolume: 1.1 US gal/flushvolume: 1.28 US gal/flushvolume: 1.28 US gal/flushvolume: 1.28 US gal/flush
Flush typeSingleSingleSingleSingle
Source bowl model numberZ5560-BWLZ5535-BWL-KN2442EB3061101R.XXX
Source tank model numberZ5561-TNK-PAZ5535-TNK-KN2442T4061428R.XXX
Flush mechanismPressure AssistGravityGravityGravity

Model specifications

Recorded in the EPA directory snapshot of 2026-10-30
ParameterRecorded value
Source bowl model numberZ5560-BWL
Brand as reportedZurn Industries Inc.
Flush mechanismPressure Assist
Flush typeSingle
Rated flush volumevolume: 1.1 US gal/flush
Source model nameEcoVantage
Source model numberZ5561
Source tank model numberZ5561-TNK-PA

Full and reduced flush volumes remain separate. Counts of uses are needed to estimate consumption; compatibility and installation conditions are not provided.

Source: EPA WaterSense directory. Sources & Methods.

Other source models to examine

Same category and recorded type; these are navigation examples, not recommended substitutes or compatibility matches.

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