Williamson GWA-133-N-T-S3 Series 3 Gas Water Atmospheric, 133,000 Btuh Input, Natural Gas, Taco 007 Circulator, Hot Water Boiler

The Highly Efficient GWA-133-N-T-S3 pumps out 233,000 BTUs with an AFUE (annual fuel utilization efficiency) rating of 84.0 percent. The GWA is also equipped with flue baffles, stainless steel burners, and an automatic vent damper to maintain that efficiency. This factory-packaged boiler has many features; like a Spark-ignited (intermittent)
pilot system, cast-iron sections with built-in air separator, and an insulated heavy-gauge steel jacket.

Features:

• It Can be converted to Propane (Conversion kit not included)
• Low water cut-off included
• Inferred heat program providing automatic adjustment of boiler water temperature to match demand
• Spark (intermittent) pilot system
• Control module with indicator lights
• Easy service
• Cast iron sections with built-in air separator
• Insulated heavy-gauge steel jacket.
• (Height over vent damper 57")