Emissions Efficiency and Safety

Modern Wood Boilers – The Benefits of Batch Burning

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What is a “Modern Wood Boiler”?  Modern wood boilers use sensors, such as oxygen sensors like those found in modern automobile engines, to provide real-time combustion adjustment with separate primary and secondary air controls.  Sometimes these boilers are called “lambda controlled wood boilers”.  Modern wood boilers almost always use induced draft fans rather than forced […]

Emissions Efficiency and Safety

Froling PE1 Pellet Boilers are EPA Approved, 30%+ Cleaner than Similar Boilers

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Froling has received EPA approvals for PE1 20 and PE1 35 pellet boilers.  Results will soon be posted on the EPA Hydronic Heaters List, which can be found here:  https://www.epa.gov/compliance/list-epa-certified-hydronic-heaters The PE1 20 has an emission rate of .049 lbs/mmBtu/hr. and an annualized emission rate of .425 grams/hr.  Annualized efficiency is 78%.  The PE1 35 […]