Performance Data: Vacuum Tubes Unveiled
1. These remarkable whole glass vacuum tubes are crafted with super hard borax and premium silica glass, ensuring unmatched durability and performance.
2. With an impressive absorb rate of 93% and a minimal thermal radiation rate of just 6% at 100°C, efficiency is at the core of our design.
3. Experience temperatures soaring to 250°C when exposed to sunlight without water. Marvel at the speed, as it takes only 2.5 hours to bring water to boiling when utilizing a single tube.
4. Engineered to withstand hailstones up to 25mm, our tubes promise a robust life span, lasting up to 15 years, ensuring longevity and peace of mind.
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