Product BrochureResidential Water Heaters | Condensing Tankless Series

Water | Residential Gas | Condensing Tankless Water HeatersINTEGRATED HOME COMFORT

C NDENSINGTANKLESS

The Next Level of Tankless: Prestige™ high efficiency condensing tankless gas water heaters•94%energyefficientandexceeds

EnERgy STaR® requirements

•IndoordirectventwithPVCpipingand outdoor models

•RTGH-95series–11,000-199,900Btu/h for 3 bathroom homes

•RTGH-84series–11,000-157,000Btu/h for2-3bathroomhomes

Efficiency•94%energyefficientwithstainless

steelcondensingheatexchanger

•Intelligentelectroniccontrolsdesignedto increase energy efficiency and safety

•Third-partyefficiencylistedbyAHRI

Performance•IndustryFirst!0.26GPMminimum

flowrate,0.40GPMminimumactivationflowrate

•RTGH-95for3bathroomhomes*– 9.5gal./min.at35°Frisemax., 8.4gal./min.at45°Frise SCAQMD1146.2compliant

•RTGH-84for2-3bathroomhomes*– 8.4gal./min.at35°Frisemax., 6.6gal./min.at45°Frise SCAQMD1146.2compliant

Compact Size•Compactspacesavingdesign–

about the size of a medicine cabinet

Self-Diagnostic System•Self-diagnosticsystemforeasy

installationandservice

•Digitaldisplayshowstemperature setting and maintenance codes

High Altitude Compliant•High-altitudecapability–upto

9,840ft.elevationabovesealevel

Technology•Two-pipedirectvent

system designed for PVCpipe,see instructions for details

•Hotstartprogramminghelps minimize fluctuation in water temperature,referredtoasthe“coldwatersandwich”effect,duringperiodsoffrequenton/offoperation

•Built-inelectricblower

•Exclusive!Guardianoverheatfilmwrap(OFW)

•EZ-Linkcableavailableforhigher demand applicationstoconnect two tankless units to operateasone

•Manifolduptosixunitswithanoptional MIC-6manifoldcontrolboard

•Manifoldupto20unitswiththeoptionalMIC-185plustheMICS-180manifold control assembly

Plus…•Upto38ft.of3”PVCPipeor5ft.

of2”PVCPipe,seeinstructionsfordetails

•Digitalremotecontroland10ft.ofthermostat wire included

•Suppliedwitha120voltpowercord(indoormodelsonly)

•Freezeprotectionto-30°F

•EZ-Spec™SizingSoftware–advancedonline tool that takes the guess work outofsizingtanklessapplications–availableatwww.rheem.com/tankless

Warranty•12-YearResidential,5-year

Commercialonheatexchanger, 5-yearonpartsand1-yearonlabor

See Warranty Certificate for complete information

Rheem Prestige™ Condensing Tankless offers an unbeatable combination of ultra-high efficiency and continuous hot water

Residential Water Heaters | Condensing Tankless SeriesINTEGRATED HOME COMFORT

Commercial ApplicationsThe Prestige Condensing Tankless Seriescanbeupgradedforhigh-temperaturecommercialuse

•Temperaturerangeis85°Fto185°F

RTGH-95 Upgrade KitsRTG20240AforRTGH-95DVLNRTG20240BforRTGH-95DVLPRTG20240CforRTGH-95XLNRTG20240DforRTGH-95XLP

RTGH-84 Upgrade KitsRTG20241AforRTGH-84DVLNRTG20241BforRTGH-84DVLPRTG20241CforRTGH-84XLNRTG20241DforRTGH-84XLPNote:Theseupgradekitsarenotcompatiblewithpreviousmodels.Seethe2012TanklessPartsCatalogforacompletelisting.

*Basedonsimultaneousshowersusing2.5 gallonsperminute.Flowratesvarydepending ontemperatureofcoldwatersupply.

RheemusessophisticatedcondensingtechnologytocreatethemostefficientwholehometanklesswaterheatingsolutionavailablefromRheem.Thepopularityofluxurybathroomsandoversizetubs isgrowing,andsoisthedemandforlargevolumesoflow-costhotwater.Rheem’sPrestige™tanklessdesignoffersunparalleledconvenienceandlow-costoperation.

Outdoor

Indoor Direct Vent

94%EFFICIENT

Rheem.com866.720.2076

Air Intake(PVC Venting)

Exhaust(PVC Venting)

1

2

3

5 4

6

7

8 910

CondensateNeutralizerDischarge

Outlet

3/4" HotWaterOutlet

ExternalConnectionfor Remote

Control Cable

3/4" ColdWaterInlet

3/4" GasConnection

1

2

3

5 4

6

7

8 910

CondensateNeutralizerDischarge

Outlet

3/4" HotWaterOutlet

ExternalConnectionfor Remote

Control Cable

3/4" ColdWaterInlet

3/4" GasConnection

Venting Options and Installations

Superior Construction and Reliability

Indoor Direct VentStainless Steel Secondary HeatExchanger

All-CopperPrimaryHeatExchanger

OverHeatFilmWrap

ElectronicSparkIgnition

199,900Btu/h ModulatingBurner

ElectronicControlBoard

CondensateReservoir

VariableSpeedFan

WaterFlowControl System

ModulatingGasValve

1

2

3

4

5

8

9

10

7

6

OutdoorStainless Steel Secondary HeatExchanger

All-CopperPrimaryHeatExchanger

OverHeatFilmWrap

ElectronicSparkIgnition

199,900Btu/h ModulatingBurner

ElectronicControlBoard

CondensateReservoir

VariableSpeedFan

WaterFlowControl System

ModulatingGasValve

1

2

3

4

5

8

9

10

7

6

PVC Vent System

Outdoor

Allindoortanklessunitsmustbeventedverticallyorhorizontallytotheoutdoorsusingmanufacturerapprovedventingmaterial.Seetheinstallationinstructionsforeachspecificmodel.(ULCS636PipemustbeusedforCanada.)

Ventingdetails,includingclearancesanddiagramscanbefoundinthe“Use&CareManual”ofRheemindoortanklesswaterheaters.

Maximum Maximum Length Length Number of 2" of 3" of 90° Straight Straight Elbows Pipe Pipe 0or1 5.0ft. 38.0ft. (1.5m) (11.6m) 2 3.5ft. 36.5ft. (1.0m) (11.1m) 3 2.0ft. 35.0ft. (0.6m) (10.6m) 4 Not 33.5ft. Available (10.2m) 5 Not 32.0ft. Available (9.8m) 6 Not 30.5ft. Available (9.3m)

Maximum Vent Length (intake/outlet):

(ULCS636 pipe must be usedfor Canada.)

Water

Commercial Gas Prestige Tankless Water Heaters

INTEGRATED HOME COMFORT

Rheem.comPRINTEDINU.S.A.02/13WPFORMNO.TK-901CRev.6

Rheem Water Heating • 101 Bell Road Montgomery, Alabama 36117-4305 • 1.800.621.5622

Rheem Canada Ltd./Ltée • 125 Edgeware Road, Unit 1 Brampton, Ontario L6Y 0P5 • 1.800.268.6966

In keeping with its policy of continuous progress and product improvement, Rheem reserves the right to make changes without notice.

Rheem Prestige RTGH-95 Specifications for 3 Bathroom Homes

RTGH-95DVLN 11,000- Indoor 85° to 0.26/0.40 4.9 8.4 9.5 3/4 3/4 27-1/2 18-1/2 9-3/4 82 .94 94% $194/326 199,900 Direct Vent 140° F

RTGH-95XLN 11,000- Outdoor 85° to 0.26/0.40 4.9 8.4 9.5 3/4 3/4 27-1/2 18-1/2 9-3/4 N/A 82 .94 94% $194/326 199,900 140° F

DESCRIPTION FEATURES ROUGHING IN DIMENSIONS (SHOWN IN INCHES) ENERGY INFO.

GAS MIN. FLOW/ GPM @ GPM @ SHIP. % OF D.O.E. ANN. MODEL INPUT TEMP. ACTIVATION 77° RISE 45° RISE MAX. CONNECTION VENT WEIGHT ENERGY THERM. OP. COST NUMBER BTU/H TYPE RANGE GPM MAX. MAX. GPM WATER GAS HEIGHT WIDTH DEPTH DIAM. (LBS.) FACTOR EFFICIENCY NAT/LP

2" or 3"PVC

2-Pipe

Rheem Prestige RTGH-84 Specifications for 2-3 Bathroom Homes

Energy Factor and Average Annual Operating Costs based on D.O.E. (Department of Energy) test procedures. D.O.E. national average fuel rate natural gas $1.218/therm; LP $1.87/gallon.

All models are available in Natural Gas and Propane (LP). For Propane replace the N with P when ordering.

• SCAQMD 1146.2 compliant.

• Factory set maximum temperature is 120° F. See Use and Care Manual for setting.

• Consult factory for information on sizing the application.

• Add a "C" to the model number when ordering Canadian models. Outdoor models are only for seasonal use in Canada. Please contact Rheem Canada Ltd for details.

Vent Termination Kits are required for Direct Vent models. Contact your distributor for details.

Proper gas pressure must be ensured to supply tankless gas water heaters – up to 199,900 Btu/h for RTGH-95 models, up to 157,000 Btu/h for RTGH-84 models. (Consult your gas supplier)

RTGH-84DVLN 11,000- Indoor 85° to 0.26/0.40 3.9 6.6 8.4 3/4 3/4 27-1/2 18-1/2 9-3/4 82 .94 94% $194/326 157,000 Direct Vent 140° F

RTGH-84XLN 11,000- Outdoor 85° to 0.26/0.40 3.9 6.6 8.4 3/4 3/4 27-1/2 18-1/2 9-3/4 N/A 82 .93 94% $198/333 157,000 140° F

DESCRIPTION FEATURES ROUGHING IN DIMENSIONS (SHOWN IN INCHES) ENERGY INFO.

GAS MIN. FLOW/ GPM @ GPM @ SHIP. % OF D.O.E. ANN. MODEL INPUT TEMP. ACTIVATION 77° RISE 45° RISE MAX. CONNECTION VENT WEIGHT ENERGY THERM. OP. COST NUMBER BTU/H TYPE RANGE GPM MAX. MAX. GPM WATER GAS HEIGHT WIDTH DEPTH DIAM. (LBS.) FACTOR EFFICIENCY NAT/LP

2" or 3"PVC

2-Pipe

0

1

2

3

4

5

6

7

8

9

10

10 20 35 45 50 60 70 77 80 90 100 120 140

H95 Max FlowH84 Max Flow

Water Heater Flow Rate Curves

Delta-T

GPM

Temperature Rise (° F)

Model Number 35° 45° 50° 60° 70° 77° 80° 90° 100°

RTGH-95WaterFlow(GPM) 9.5 8.4 7.6 6.3 5.4 4.9 4.7 4.2 3.8

RTGH-84WaterFlow(GPM) 8.4 6.6 6.0 5.0 4.3 3.9 3.7 3.3 3.0

Above estimates are for sizing purposes only.

Indoor Direct Vent

27 1/2”

18 1/2” 9 3/4”

5 1/2” 6 1/4”

2 1/2”3 1/4”4 1/4”

7 1/2”6 3/4”

3 1/2”2 3/4”

2 3/4”

Outdoor

18 1/2”9 3/4”

27 1/2”

2 1/2” 2 3/4”3 1/4”4 1/4”

7 1/2”6 3/4”

3 1/2”2 3/4”

LEED Points = 2