PRODUCT SPECIFICATIONS

ZOTTO ZT-K6B

Source rating — not measured installation performanceRecorded rating (US gal/flush)Recorded rating: 1.2801.5
Chart generated from this record's EPA snapshot fields. Shared zero baseline; units shown above. This is not a measured flow or flush test.

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
ParameterZOTTO ZT-K6BZOTTO ZT-V6BIcera 6251.128.xxPremier 1034395
Source model nameSMART TOILETSMART TOILETMalibu IINot supplied
Rated flush volumevolume: 1.28 US gal/flushvolume: 1.28 US gal/flushvolume: 1 US gal/flushvolume: 1.28 US gal/flush
Flush typeSingleSingleSingleSingle
Source bowl model numberNot suppliedNot suppliedNot suppliedN2442EB
Source tank model numberNot suppliedNot suppliedNot suppliedN2442T
Flush mechanismPressure AssistPressure AssistGravityGravity

Model specifications

Recorded in the EPA directory snapshot of 2026-10-30
ParameterRecorded value
Brand as reportedZOTTO
Flush mechanismPressure Assist
Flush typeSingle
Rated flush volumevolume: 1.28 US gal/flush
Source model nameSMART TOILET
Source model numberZT-K6B

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.

Related category guides and research · All guides · Explore a shower and toilet use scenario