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PRODUCT SPECIFICATIONS

DUKO A249R+T491.0GS

Source rating — not measured installation performanceRecorded rating (US gal/flush)Recorded rating: 101
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.

Model specifications

Recorded in the EPA directory snapshot of 2026-10-30
ParameterRecorded valueSource
Source bowl model numberA249R
Field source

ZIPCSV:WaterSense-Products-TankTypeToilets.csv!R1368C4

Original cell: A249R

FieldID: 7acfaae938b5dc39912ba38342bca1a1644780bae7b3a22ba396c5ea32284ab1

EvidenceID: 8d843c34c4fca59ce6a35a46fbeec1fa5e2f82e723f8e87ac4dc320aae031ef5

Raw SHA256: 577fa416addade9df0ee69c78d9e7c46ac4098b933286d2515e1bb18f8ca78ef

Brand as reportedDUKO
Field source

ZIPCSV:WaterSense-Products-TankTypeToilets.csv!R1368C1

Original cell: DUKO

FieldID: 2d026c5595769ce6502750d261df03a6383d61c7dc62ce8caa60b6cd1b5ce6e4

EvidenceID: dfe61d535553072233488b920a1fe7afc7936e71400bce6323839d00c867d6ba

Raw SHA256: 577fa416addade9df0ee69c78d9e7c46ac4098b933286d2515e1bb18f8ca78ef

Flush mechanismGravity
Field source

ZIPCSV:WaterSense-Products-TankTypeToilets.csv!R1368C8

Original cell: Gravity

FieldID: 693f0d0348eb45bc71a32317f4fd8d92e2b91442743feb2bfadee1c7b18c1ae7

EvidenceID: 39f4b53e59d0d6da6def34b8c00d074224e142fc261db0c6d1d9801fc9ecc7fe

Raw SHA256: 577fa416addade9df0ee69c78d9e7c46ac4098b933286d2515e1bb18f8ca78ef

Flush typeSingle
Field source

ZIPCSV:WaterSense-Products-TankTypeToilets.csv!R1368C7

Original cell: Single

FieldID: 9b8455a166c523d73f5c0198832f623d162d8fd5096871f1977334272b758067

EvidenceID: d418866a5408057772fe9f681caf9be9529de83ad2460775770a4bb0addedcd5

Raw SHA256: 577fa416addade9df0ee69c78d9e7c46ac4098b933286d2515e1bb18f8ca78ef

Rated flush volumevolume: 1 US gal/flush
Field source

ZIPCSV:WaterSense-Products-TankTypeToilets.csv!R1368C6

Original cell: 1.00

FieldID: 20e7280001db4de89710f9b8c139332d21756bf0c17123794d04a465d7fa4185

EvidenceID: 8b3ef612ed8ddc8dd47118479283bb7daf5d8388d70b7787c378d581a533a919

Raw SHA256: 577fa416addade9df0ee69c78d9e7c46ac4098b933286d2515e1bb18f8ca78ef

Source model nameImperial
Field source

ZIPCSV:WaterSense-Products-TankTypeToilets.csv!R1368C2

Original cell: Imperial

FieldID: dd8378359aec86d484884b4c79ee1956c03715aecd6c4241e037b962327c2f5d

EvidenceID: aaf6d47a4f093e3ce23b22c24ddb624988fdd56cb8dfdea34e1bafa7c4088a4b

Raw SHA256: 577fa416addade9df0ee69c78d9e7c46ac4098b933286d2515e1bb18f8ca78ef

Source model numberA249R+T491.0GS
Field source

ZIPCSV:WaterSense-Products-TankTypeToilets.csv!R1368C3

Original cell: A249R+T491.0GS

FieldID: a5d8d878ecb68a12734e621bf7def1c52e07cb6266379b189a74c44598697133

EvidenceID: 21dae49d2012e79208f6adbeab1f1a1e1a7bd895fb97d66dfccbec346b8149b7

Raw SHA256: 577fa416addade9df0ee69c78d9e7c46ac4098b933286d2515e1bb18f8ca78ef

Source tank model numberT491.0GS
Field source

ZIPCSV:WaterSense-Products-TankTypeToilets.csv!R1368C5

Original cell: T491.0GS

FieldID: 47b16e795d60ab4f9e57f093a093abbec68583dc8c76463464c0cc32ebe22071

EvidenceID: 040086ba38171c9d7b8060b7767c14761fdc354b999286dcf4013bc8aea6acb4

Raw SHA256: 577fa416addade9df0ee69c78d9e7c46ac4098b933286d2515e1bb18f8ca78ef

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

What this record can — and cannot — answer

Use these fields to identify the source model and compare the same type of recorded quantity. This historical record does not establish current certification, sales availability, price, installation compatibility or measured performance in your building.

Official source: EPA WaterSense product directory. This is a category-wide source, not a model-specific product or purchase link. Read the source and methods notes.

Other source models to examine

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

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