Standard Glass Options:

• Quartz Clear (Designated by a "Q" in the model number):
  • Maximum intermittent operating temperature: 2048F
  • Maximum continuous operating temperature: 1600F (Glass Only)
• Pyrex Clear (Borosilicate Glass, designated by a "P" in the model number):
  • Maximum intermittent operating temperature: 554F
  • Maximum continuous operating temperature: 446F (Glass Only)
  • Heat strengthened for safety and coated with a heat-reflecting shield

Custom lenses are available upon request.

• Pipe Size: 4"
• Viewing Area: 3-3/8"
• A: 13-3/4" B: 5-5/8" C: 4-5/8" D: 3-13/16" E: 2-7/8" F: 10-7/8"
• PSI Rating: 5