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PRODUCT SPECIFICATIONS

HUIDA HDBT2011R

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.
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
ParameterHUIDA HDBT2011RHUIDA HDBT20422EIcera 6251.128.xxPremier 1034395
Source model nameWater ClosetWater ClosetMalibu 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 numberHDB2011RHDB2041ENot suppliedN2442EB
Source tank model numberHDT2011RHDT2122Not suppliedN2442T
Flush mechanismGravityGravityGravityGravity

Model specifications

Recorded in the EPA directory snapshot of 2026-10-30
ParameterRecorded value
Source bowl model numberHDB2011R
Brand as reportedHUIDA
Flush mechanismGravity
Flush typeSingle
Rated flush volumevolume: 1.28 US gal/flush
Source model nameWater Closet
Source model numberHDBT2011R
Source tank model numberHDT2011R

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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