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Sure Flame
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S150/S300 Manual Legacy

FBCOctober 27, 2025

S150 manual relevant from 21-Aug-2002 to Present

S150/S300 Manual Dec 2020-Present

Jason ValgardsonApril 17, 2018

S150 manual relevant from 21-Aug-2002 to Present

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Sure Flame since 1964
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ABOUT SURE FLAME
Sure Flame Products began building construction heaters in 1964. Since then it has grown to become a leader in the construction heater industry. The product line now includes indirect and direct fired heaters, hand-held propane torches, fans, and explosion-proof blowers.
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342 North 400 East Valparaiso, IN 46383
1-800-432-8924
info@sureflame.com
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342 N 400 E ValparaisoIN 46383 USA
1-888-432-8924
info@heatwagon.com
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    • ← Back
    • Hybrid Enclosed Flame
    • Indirect Heaters
      • ← Back
      • Indirect Heater Features
      • Diesel
      • Dual Fuel
    • Direct Heaters
      • ← Back
      • Dual Fuel
      • Propane
    • Air Movers
    • Blowers / Explosion Proof
    • Torches
    • SALE ITEMS!
  • Manuals
  • Warranty
  • BTU Calculator
  • Contact
Let's Connect
Request InfoFill out our form and we will get back to you within 24hrs.
Support CenterFind product or general support, or talk to our team.
Navigation
  • Sure Flame Home
  • About
  • Products
    • ← Back
    • Hybrid Enclosed Flame
    • Indirect Heaters
      • ← Back
      • Indirect Heater Features
      • Diesel
      • Dual Fuel
    • Direct Heaters
      • ← Back
      • Dual Fuel
      • Propane
    • Air Movers
    • Blowers / Explosion Proof
    • Torches
    • SALE ITEMS!
  • Manuals
  • Warranty
  • BTU Calculator
  • Contact