Product Description

Features: 1) The tube structure is between all-glass evacuated tube and metal-glass evacuated tube with heat pipes 2) Suitable for frigid zones because there is no water in the tube 3) Designed for pressure system 4) Heat pipe material: TP2 copper 5) The heat collecting part is a vacuum glass tube that lowers heat loss 6) Stable solar conversion throughout the day, with the round shaped tube allowing solar penetration from all angles