Acquired two models for our entrance bedrooms as we are on a noisy key highway. Installed them yesterday and the difference in noise is amazing. I went for that 6.4mm laminated glass and positioned the models on the entrance with the window sill to present maximum gap. Unwanted noise might https://eyeshadowtutorial05702.aboutyoublog.com/27404774/retrofit-double-glazing-in-london-sw3-options