The Rn or LR of Energy-efficient Glazing – Glass (Light Reflection) defines the ratio of the optical flux reflected by the energy-efficient glazing – glass to the incident optical flux, expressed by the CIE D65 illuminant.
The Rn or LR of Energy-efficient Glazing – Glass (Light Reflection) defines the ratio of the optical flux reflected by the energy-efficient glazing – glass to the incident optical flux, expressed by the CIE D65 illuminant.
Frames that feature a Cast handle – sashes with bar are sliding sashes of aluminum glass that have a cast handle which protrudes and functions as a grip. What...
The OL - 1 (bubble) gasket is one of the most economical...
It is the extension of the roller guide, made of aluminum sheet, which allows us to...