Product Lines We Carry

High-Efficiency Boilers & Water Heaters

Intrepid Series Oil Boiler

Performance, durability and versatility rank Slant/Fins Intrepid among the worlds best oil boilers. Intrepid is a hot water boiler heating system which is a full-featured oil boiler with models in hot water and steam with options for tankless heaters and direct vent models. Exceptionally low draft loss to ensure excellent performance across a broad range of chimney and draft conditions. The Intrepid boiler is service friendly.

  • 91-381 MBH D.O.E Capacity
  • For residential to light commercial requirements
  • Domestic hot water coil optional
  • Robust cast-iron heat exchanger
  • Installer-friendly features
  • More Btus per section than ordinary boilers
  • Metal push nipple to connect individual sections
  • 25 Year Limited Lifetime Warranty
  • Tankless Heater Features: Can accommodates a larger coil to maximize output, Cover plate is visible for easy inspection, Stainless steel cap nuts facilitate routine maintenance
MODELOutput MBtuHIBR MBtuHFiring Rate GPHAFUEWater Content Gal.HxWxDWeight. Lbs.
TR-2089.0 77.0 0.75 85.1 8.30 31.25x25x11.5 440
TR-30H120.0 104.0 1.00 86.0 10.70 31.25x25x14.9 550
TR-30-1.10154.0 131.0 1.10 84.8 10.70 31.25x25x14.9 550
TR-30-1.25175.0 149.0 1.25 85.0 10.70 31.25x25x14.9 550
TR-40H210.0 157.0 1.50 86.0 13.10 31.25x25x18.25 660
TR-40-1.60224.0 164.0 1.60 84.4 13.10 31.25x25x18.25 660
TR-40-1.80252.0 190.0 1.80 84.2 13.10 31.25x25x18.25 660
TR-50H280.0 210.0 2.00 86.0 15.50 31.25x25x21.6 785
TR-50-2.10294.0 215.0 2.10 84.0 15.50 31.25x25x21.6 785
TR-50-2.35329.0 237.0 2.35 82.7 15.50 31.25x25x21.6 785
TR-60-2.60364.0 262.0 2.60 82.7 17.80 31.25x25x25 895
TR-60-2.75385.0 275.0 2.75 82.1 17.80 31.25x25x18.25 895
TR-70-3.10434.0 311.0 3.10 82.4 20.20 31.25x25x28.4 1000

Warranty Information

  • All Parts for 12 months -
  • Heat Exchanger - Limited Lifetime

Available Documents