PRODUCT SPECIFICATIONS

Toto CWT9538CEMFG

Source rating — not measured installation performanceRecorded rating (US gal/flush)Full flush: 1.2Reduced flush: 0.901.5
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
ParameterToto CWT9538CEMFGToto MS7631CEMFGOVE DECORS ForresOVE DECORS Derry
Source model nameNot suppliedG5ANot suppliedNot supplied
Rated flush volumefull: 1.2 / reduced: 0.9 US gal/flushfull: 1.2 / reduced: 1 US gal/flushfull: 1.6 / reduced: 1.1 US gal/flushfull: 1.6 / reduced: 1.1 US gal/flush
Flush typeDualDualDualDual
Source bowl model numberCT9538CEFGCT7631CEMFGNot suppliedNot supplied
Source tank model numberWT175MSN7631MNot suppliedNot supplied
Flush mechanismGravityGravityGravityGravity

Model specifications

Recorded in the EPA directory snapshot of 2026-10-30
ParameterRecorded value
Source bowl model numberCT9538CEFG
Brand as reportedToto
Flush mechanismGravity
Flush typeDual
Rated flush volumefull: 1.2 / reduced: 0.9 US gal/flush
Source model nameNot supplied
Source model numberCWT9538CEMFG
Source tank model numberWT175M

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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