With thousands of Munchkins now in service, we can confidently say Munchkin is the most reliable and popular high-efficiency boiler in America. Munchkin has set the standard for hydronic systems efficiency with load matching modulation, while providing whisper quiet operation from a tiny corrosion-proof box.
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- 92% AFUE, 97% combustion efficiency
- Fully modulating for ultra high efficiency
- All stainless steel construction
- Compact, lightweight design
- Direct vent with standard schedule 40 PVC plastic pipe
- Super quiet operation
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- State-of-the-art control
- Reliable field-proven spark ignition
- Sealed combustion
- Environmentally friendly
- Modular component construction
- 12 year limited warranty
- Operates at low supply temperature
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| Presently, the modulating Munchkin comes in five models: |
- 50M: 50K/10K BTU Input Wall Mount NEW!
- 80M: 80K BTUs
- 140M: 140K BTUs
- 199M: 200K BTUs
- 399M: 400K/80K BTU Input NEW!
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Now Munchkin is available in commercial models of 199K and 399K for hydronic or potable volume water heating and in modular packages to 1600K. |
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Munchkin is an ideal choice for Residential Applications offering home heating savings and instant hot water on demand. |
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ASME / UL / AGA / NSF
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AGA / UL / CEC
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