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Description
This product title reflects the boiler's IBR Net Output Rating when using a chimney vent burner. No burner is included.
  • Choosing burner 7738000106 for this boiler produces a 136,000 BTU DOE Rating and 119,000 BTU IBR Rating.
  • Choosing burner 7738000104 for this boiler produces a 120,000 BTU DOE Rating and 104,000 BTU IBR Rating.

The Buderus G115WS boiler is based on the highly successful G115, the World's best selling boiler. The G115WS has been redesigned and reengineered to extract and deliver more heat from every fuel dollar, and now has higher outputs at less cost per BTU. Acknowledged as the leader in high-efficiency, low emission hydronic heating, Buderus offers innovative design and quality manufacturing with exceptional efficiency and performance.

Features:
  • Redesigned for Higher Outputs and Efficiency
  • High Efficiency - AFUEs Above 86%
  • Flexible, Corrosion Resistant GL-180M Cast Iron
  • Full Swing Burner Door for Excellent Serviceability
  • Chimney Vent from 85,000 to 136,000 BTU/Hr Output
  • Direct Vent from 74,000 to 120,000 BTU/Hr Output


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Specs
Fuel Type:
Oil
Capacity (Boiler):
12.9 Gal
DOE Rating:
136000 (Chimney)
120000 (Direct)
IBR Rating:
119000 (Chimney)
104000 (Direct)
Efficiency:
87% (Chimney)
86% (Direct)
Supply Size:
1-1/4"
Return Size:
1"
Vent Size:
5"
Height (Inches):
34.5"
Width (Inches):
23-1/2"
Length (Inches):
33-3/8"
System Type:
Hydronic (Water)
Weight (lbs):
476
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