34 items
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- Fuel: Natural Gas
- Heat Exchanger Type: Aluminum
- Series: GR Series
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- Fuel: Propane
- Heat Exchanger Type: Aluminum
- Series: GR Series
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- Fuel: Natural Gas
- Heat Exchanger Type: Aluminum
- Series: GR Series
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UHRS-105 NATURAL MFG #: UHRS-105 NATURAL
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- Fuel: LP
- Heat Exchanger Type: Aluminum
- Series: UHCM
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- Fuel: NG
- Heat Exchanger Type: Aluminum
- Series: UHCM