10 Pack of Solar Vacuum Tubes
$149.00
Boil water using only sunlight! 1 tube can raise 1 liter of water from 60’F(15’C) to 212’F(100’C) in one hour of direct sunlight. Use this box of 10 tubes for your own science or hobby projects, or for building your own powerful solar-powered home heating systems.
Description
Suitable for:
- Rooftop Solar Water Heater
- Off Grid Hot Tubs
- Off Grid Hot Water
- Engineering Projects
- DIY Solar
On Solar Tube Performance
Heats 5 gallons of water from 68°F (room temp) to 122°F (above hot tub temp) in four hours if recirculated by a pump.
Jumps temp of any input water circulating through by 37°F at flow rate of 5 gallons per hour (pump required).
Heats water at a rate of 165 watts. Twice the energy collection rate of solar panels!
20 1/2″ long (500mm) X 2 1/4″ outside diameter (58mm) X 1 3/4″ inside diameter (43mm)
Box of Ten (10) Solar Vacuum (evacuated) tubes only.
Do not exceed 100 psi (Ok for most city supply pressure). Closed systems must have relief valve.
HIGHLY EFFICIENT SOLAR THERMAL COLLECTOR. Sunlight is extremely powerful. Steam & burn danger without proper handling. Remember to never connect to a closed system without pressure relief. Do not touch internal components while heated.
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Specification
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