Heaters AH – Advanced Horizontal Unit Heater More Info AV- Advanced Vertical Unit Heater More Info CF1 – ProVector Explosion-Proof Convection Heater More Info CR1 – Tritron Corrosion-Resistant Washdown Unit Heater More Info CRE1 – Tritron Corrosion-Resistant Washdown Unit Heater (European Certification) More Info CX1 – ProVector Explosion-Proof Convectin Heater More Info FE2 – Explosion-Proof Electric Air Unit Heater More Info FR – Frost Resistant Heat Exchanger Unit Heater More Info FX5 – Explosion-Proof Electric Air Unit Heater More Info FX5-SD – Explosion-Proof Electric Air Unit Heater More Info HP – High Pressure Heat Exchanger Unit Heater More Info RDFF – Commercial Flanged Duct Heater More Info RDFT – Commercial Flanged Duct Heater More Info RDIF – Commercial Insert Duct Heater More Info RDIT – Commercial Insert Duct Heater More Info RGE – Regular Duty Unit Heater More Info RGX – Heavy Duty Unit Heater More Info RXDF – Explosion-Proof Duct Heater More Info