code,start_year,end_year,claim_spec,filing_spec Large Boilers (>100 MMBtu/hr Heat Input):Controlled Flue Gas Recirculation,2016,,1,1 Large Boilers (>100 MMBtu/hr Heat Input):Controlled Low NOx Burner,2016,,1,1 Large Boilers (>100 MMBtu/hr Heat Input):Uncontrolled,2016,,1,1 Residential Furnaces (<0.3):Uncontrolled,2016,,1,1 Small Boilers (<100 MMBtu/hr Heat Input):Controlled Flue Gas Recirculation,2016,,1,1 Small Boilers (<100 MMBtu/hr Heat Input):Controlled Low NOx Burner,2016,,1,1 Small Boilers (<100 MMBtu/hr Heat Input):Uncontrolled,2016,,1,1