Munchkin Boiler Reviews | Consumer RatingsMunchkin Boiler Reviews - Munchkin offers small boilers for residential and light commercial use with efficiency AFUE ratings from 92% AFUE to 95% AFUE* that range in capacities from 18,000 BTUh to 399,000 BTUh. Munchkin hot water boilers can be easily converted from natural gas to propane gas and use sealed combustion technology.

Munchkin Boiler Reviews | Consumer Ratings

It is imperative that you install and boiler properly within the manufacturers parameters and installation instructions. Additionally, knowledge of various industry best practices, mechanical codes, and electrical codes are required for proper installation. Failure to follow the installation instructions, best practices, or any codes is dangerous and will likely result in the malfunction and early retirement of the boiler.  This is especially important for condensing boilers such as the Munchkin.

The Munchkin boiler allows for modulation control. It is a compact condensing boiler made for higher efficiency ratings and for installation in tight spaces.

Munchkin Boiler Reviews | Consumer Ratings - Features

Various features of selected Munchkin hot water boilers are:

  • Electronic spark ignition on Munchkin hot water boilers
  • Quiet operation on Munchkin hot water boilers
  • State of the Art control for Munchkin hot water boilers
  • Compact and durable stainless steel construction for Munchkin hot water boilers
  • Direct vent using schedule 40 PVC or other low temperature approved venting materials
  • Modulating firing rate for Munchkin hot water boilers


Munchkin boilers are made by Heat Transfer Products based out of Freetown, Massachusetts. Munchkin boilers can be ordered online directly from the manufacturer.

For information on HTP/Munchkin and their latest models and efficiency ratings please visit the HTP/Munchkin website for more details.

Boiler Reviews | Consumer Ratings

Munchkin Boiler Reviews | Consumer Ratings

*For all efficiency ratings please visit the AHRI website database for manufacturers certification for efficiency for a specific model number appliance. AHRI is the certifying and testing agency responsible for the efficiency ratings within the HVAC industry.

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