tempered borosilicate sight glass -use for fireplace,light,or sightlevelglass -many size available -withstand 600 C

tempered borosilicate sight glass-can be as sight gauge glass, oil sight glass,tank sight glass,

  flange sight glass,boiler sight glass,-for light,machine etc-flat,clear,smooth,high quality-withstand 600 centigrade degree.safe and durable-tempered,solid

-many size and shape are available

-OEM is available

Contact Huhu for more information and good price ,15953257075

for light use and sight glass use tempered borosilicate sight glass