Fostoria® Quartz Tube, Quartz Tube Item, 5/8" Diameter, For Use With: Indoor Spot Heating And Total Building Heat; Used At Lower Mounting Heights Where A Less Intense Heat Source Is Required, Fits FFH-912B Models, 8-7/16" Heated Length, 12-15/16" Length, 120V Voltage, Voltage Regulation: 120V, Wattage: 450W
- Translucent quartz as the enclosure
- 5/8" dia. clear quartz envelope (except 671-3492 and 671-3494 which is 3/8" dia.)
- Nickel-chrome alloy coiled element. Filament operates at approximately 16000F at normal Vages
- Porcelain end cap, cemented in place, eliminate short outs. Since air is present inside, there is no reason to seal the ends
- Approx. 4" pigtail termination
- Color temperature emitted: bright orange glow
- Approximately 60% radiant efficiency
- Fast heat up and cool down
- High moisture resistance
- Good mechanical ruggedness