PRODUCT SPECIFICATIONS

Unison Ridge Limited BT-16E-46

Source rating — not measured installation performanceRecorded rating (US gal/flush)Full flush: 1.6Reduced flush: 1.102
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 numberUB1216E
Field source

ZIPCSV:WaterSense-Products-TankTypeToilets.csv!R3758C4

Original cell: UB1216E

FieldID: bdf3f45e777aba088e3c43f405de9db28ac56279c8061696384dbbeda90b2cf2

EvidenceID: 5ed09593aee03e5459b892d65c567fafff5be6e7163656ef221509798c973907

Raw SHA256: 577fa416addade9df0ee69c78d9e7c46ac4098b933286d2515e1bb18f8ca78ef

Brand as reportedUnison Ridge Limited
Field source

ZIPCSV:WaterSense-Products-TankTypeToilets.csv!R3758C1

Original cell: Unison Ridge Limited

FieldID: aa58c60c73667af8be24a2ca3e9d81ad462a8ca91caa0a746bd10fc8f13956e0

EvidenceID: 96323496033da47ad8ac0d0f7ce50aa01632092d2a7403bc0b693a7c731d2fb9

Raw SHA256: 577fa416addade9df0ee69c78d9e7c46ac4098b933286d2515e1bb18f8ca78ef

Flush mechanismGravity
Field source

ZIPCSV:WaterSense-Products-TankTypeToilets.csv!R3758C8

Original cell: Gravity

FieldID: 4559c640c2d0569da1be778d184cc0d55c3f40a62c921b3503c390290415be63

EvidenceID: e7556e3e6c242ca2ec0260d92c815487237ee382f2d4baa0d93e2ca14d2b6828

Raw SHA256: 577fa416addade9df0ee69c78d9e7c46ac4098b933286d2515e1bb18f8ca78ef

Flush typeDual
Field source

ZIPCSV:WaterSense-Products-TankTypeToilets.csv!R3758C7

Original cell: Dual

FieldID: d58e545698ba2e9d60356a8076789f6cd5643f4e720e3a4368efef4382226b0a

EvidenceID: eccaebd38b253e39373455492fe9d2fc8376d5a2d452f06a9362f8a341f92b34

Raw SHA256: 577fa416addade9df0ee69c78d9e7c46ac4098b933286d2515e1bb18f8ca78ef

Rated flush volumefull: 1.6 / reduced: 1.1 US gal/flush
Field source

ZIPCSV:WaterSense-Products-TankTypeToilets.csv!R3758C6

Original cell: 1.60 Full/1.10 Reduced (Dual-Flush)

FieldID: c73f453aac5988d6c74de4a1280f52f1e8331310b89538137533d3026c7b59e7

EvidenceID: 96aafd6e4989475508192ad051d5186447239e28e5399d6f51238b5a42fac4ff

Raw SHA256: 577fa416addade9df0ee69c78d9e7c46ac4098b933286d2515e1bb18f8ca78ef

Source model nameMarriot
Field source

ZIPCSV:WaterSense-Products-TankTypeToilets.csv!R3758C2

Original cell: Marriot

FieldID: 0a9a94fa1cc1116fefb89903d981af28dff80785249340d59ca80f87857930a4

EvidenceID: d4c9ac4eb55f02e33b01ddce31eec5351381dc78f7cc2025a49f9342d3c60e0a

Raw SHA256: 577fa416addade9df0ee69c78d9e7c46ac4098b933286d2515e1bb18f8ca78ef

Source model numberBT-16E-46
Field source

ZIPCSV:WaterSense-Products-TankTypeToilets.csv!R3758C3

Original cell: BT-16E-46

FieldID: 89dec26cb3911225fc687e80306c4d1b090d5db3282cb1b0a0cf9f9027d7826f

EvidenceID: 22f0d0a78e3c5590d81ded344c42bd98e2fd3d08ea4666d97cd67a6192d47a02

Raw SHA256: 577fa416addade9df0ee69c78d9e7c46ac4098b933286d2515e1bb18f8ca78ef

Source tank model numberUTDF1246
Field source

ZIPCSV:WaterSense-Products-TankTypeToilets.csv!R3758C5

Original cell: UTDF1246

FieldID: 439d575199caadeba9cdf285dcd3f8a463a61162ba1400ac3b2eecf13d036b48

EvidenceID: 2fce7a1461254bc063d7be171779c874db929b13282fdc49436df8601445e49e

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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