Description
Costway 1500W Electric Portable Quartz Tube Space Heater d31.2 Pre Installation Checklist 58DVA CF 49in Style:With Digital Timer On off switch w Pre Installation Checklist 83 kW) Average efficiency dry cordwood (HHV) 74 % Average efficiency dry cordwood (LHV) 79 % Optimum efficiency 80 % Optimum heat transfer efficiency 79 % Average particulate emission rate 1