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Atmospheric Vent Hot Water Boiler, Oil

Price $3,729.00 / each

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  • Item # 6DKK1
  • Mfr. Model # TWZ075BOLT3PSU
  • UNSPSC # 46181504
  • Catalog Page # 3852
  • Shipping Weight 560.0 lbs.
Country of Origin USA Country of Origin is subject to change.
Note: Product availability is real-time updated and adjusted continuously. The product will be reserved for you when you complete your order. More

Product Details

Wet-base cast-iron heat exchanger surrounds combustion chamber for optimum heat transfer. Unit can supply domestic hot water on demand and features a Honeywell combination aquastat relay. Vertical section design. Swing-open cast-iron burner door allows easy service. For residential and light commercial hot water heating systems.

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Technical Specs

  • Item Atmospheric Vent Hot Water Boiler
  • Fuel Oil
  • Net BtuH I-B-R 79,000
  • BtuH Input 91,000
  • Ignition Type Flame Retention
  • DOE Heating Capacity 91,000 BtuH
  • Burner Cap 0.75 gph
  • AFUE 85.8%
  • Pipe Size Return 1-1/2"
  • Pipe Size Supply 1-1/2"
  • Width 24-1/2"
  • Depth 16-1/2"
  • Height 31-1/2"
  • For Use With Home Heating Systems
  • Vent Type Gravity
  • Vent Dia. 6"
  • Cabinet Material Sheet Metal
  • Housing Finish Painted, Krinkle
  • Standards AHRI, IBR, ASME
  • Manufacturers Warranty Length 1 yr. Component Part, 20 yr. Limited Heat Exchanger
  • Includes Circulator Damper
  • Green Certification or Other Recognition ENERGY STAR Rated
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Compliance and Restrictions

  • Green Product - This item has been designated by the manufacturer as an environmentally preferable product (EPP) because this item is ENERGY STAR Rated.

  • This product contains a chemical that is regulated under California Proposition 65.

    Warning: This product contains a chemical known to the State of California to cause cancer.

    Warning: This product contains a chemical known to the State of California to cause birth defects or other reproductive harm.

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Replacement Parts

Need help finding replacement parts? Please use the list below or call 1-800-GRAINGER (1-800-472-4643)

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