- Other Lab Supplies[1]
- Test Tube[2]
- Solar Collectors[7]
- Candle Holders[3]
- Glass Crafts[4]
- Other Household Sundries[3]
- Glass[2]
- Solar Water Heaters[1]
- Lamp Covers & Shades[9]
- Other Lighting Bulbs & Tubes[2]
- LED Lamps[1]
- Chemical Product Machinery Parts[1]
- Prisms[1]
- Cylinders[1]
- Glass[4]
all-glass vacuum tube solar energy collection heat pipe
Product Detailed
Apply for 3.3 high borosilicate glass tube .Lighting go through the glass tube is very high.Glass tube can endure the high tempe
