The Buzz on Replacement Double Glazing Panels Cost When glass is used as the drape wall, a benefit is that natural light can permeate deeper within the structure. The drape wall surface faade does not bring any kind of structural load from the structure besides its own dead tons weight. http://felixyfdwn.blogzag.com/20911731/getting-my-replacement-double-glazing-panels-cost-to-work