Model "RF" (Residential Garage Certified) The Sterling model "RF" unit heater conforms with the latest CSA certification standards for installations in residential garages. The "RF" unit is only offered in a low profile (sizes 30 -90 MBH) style. Standard Features: · CSA certified for 81% efficiencies · 5 sizes ranging from 30 to 90 MBH · 20 gauge aluminized steel tubular heat exchangers · Inshot type burner · Hot surface pilot ignition system · 20 gauge jacket panels w /baked enamel finish · Power vented · Easy access control panel · Certified for category I and III venting · Terminal strip low voltage wiring · 10 year warranty · Factory fire tested |
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