Easy installation. Increase powers generation to prove the service life of solar panels. Size: suitable for solar panels 30mm, 35mm, 40mm. Colour:sliver. Material: stainless steel. Through tests, it was found that the water accumulation and dust accumulation along the boundary of the components of the sludge belt was essentially eliminated after the installation of the water guide, the powers generation gain increased from 2% to 10%.
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