• Madison, WI (608) 257-2349
  • Janesville, WI (608) 314-0722

LB White Tradesman Heaters

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LB White Tradesman Heaters

Quick Overview

L.B. White has perfected every aspect of our portable construction heaters design to withstand harsh working environments. This has led to our reputation for reliability, durability and serviceability in the field.


  • Available in models ranging from 100,000 to 400,000 Btu/h
  • Propane gas and natural gas (NG) models available
  • Ultra models include Self Diagnostic Service Saver for convenient trouble-shooting
  • Dependable electronic spark ignition
  • Superior tri-shield finish provides extended protection against abrasion and corrosion.
  • Thermostatic temperature control (170 and 400 models)
  • Adjustable front leg provides easy direction of heat (170 model)
  • Variable output saves fuel
  • 100% test fired at our plant
  • Direct-fired = 99.97% fuel efficiency
  • CSA US and Canadian certified
Model Numbers:125170170 Ultra170N170N Ultra400400 Ultra400 Ultra DF
BTU/H Rating70,000-125,000125,000-170,000125,000-170,000v125,000-155,000125,000-155,000250,000-400,000250,000-400,000170,000-400,000*
Heated Air Output (CFM)4005505505505501,0501,0501,050
Fuel Consumption LP Gas min/max (lbs./hr)3.2/5.85.8/7.95.8/7.9--11.6/18.611.6/18.611.6/18.6
Fuel Consumption Natural Gas (cu.ft/hr)---125/155125/155--170/400
Inlet Gas Pressure LP Gas11.0 (in. w.c.)11.1 (in. w.c.)11.1 (in. w.c.)--5.2 PSIG5.2 PSIG1.5 PSIG
Inlet Gas Pressure Natural Gas min/max---7/13.5 (in. w.c.)7/13.5 (in. w.c.)--1.5 PSIG
Amps (Starting/Continuous Operation)2.0/0.703.7/1.03.7/1.03.7/1.03.7/1.04.0/1.34.0/1.34.0/1.3
Service Saver (Self-Diagnostics)--Yes-Yes-YesYes
Length (in.)25.624.
Width (in.)
Height (in.)
Shipping Weight (lbs.)
Case MaterialSteel w/Baked EnamelSteel w/Tri-Shield Coating**Steel w/Tri-Shield Coating**Steel w/Tri-Shield Coating**Steel w/Tri-Shield Coating**Steel w/Tri-Shield Coating**Steel w/Tri-Shield Coating**Steel w/Tri-Shield Coating**
High Temp Safety SwitchYesYesYesYesYesYesYesYes
Air Flow Safety SwitchNoNoYesNoYesYesYesYes
Gas Pressure RegulatorS (w/POL)S (w/POL)S (w/POL)SSS (w/POL)S (w/POL)S (w/POL)
Unit Mount Thermostat***SSSSSSS
CSA CertificationUS & CanadaUS & CanadaUS & CanadaUS & CanadaUS & CanadaUS & CanadaUS & CanadaUS Only

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