Heat transfer coefficient of 70 three-wave hollow broken bridge aluminum window

1.63 to 3.1w/m.k. In 70% three-wave hollow broken bridge aluminum window material, the heat transfer coefficient is 1.63 to 3.1w/m.k.. Broken bridge aluminum is also called thermal insulation broken bridge aluminum profile, thermal insulation aluminum profile, broken bridge aluminum profile, broken bridge cold bridge profile and broken bridge aluminum-plastic composite profile.