Changzhou New Energy Science & Technology Co.,ltd as a manufactory of producing vacuum tube adopt technique of magnetic controlling selective coating Al N Al improving high absorptive effective reduce reflectivity Capable for :non-pressurized ,hot water system ,adopt high 3.3 boron - silicon glass meet GB/T 243699(ISO 4803-1978)standard,it has good performance of cold & hot resistance ,high sunlight permeation, strong optics stability.
Absorbing ;92% reflectivity :8%
Common Specification:47x1500 ,58x1800,70x2000
Weight:1.3kg ,2kg ,3 kg
Capacity(L):1.3,2.7,4.6L
Skype:mlnancy1
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