Aluminium secondary glazing is particularly produced to enhance thermal protection by around 60%. It is intended to maintain the warmth in when protecting against chilly draughts from coming into your own home. Thicker IGUs, however, introduced a problem. The thickest unit LiteZone makes has 8 suspended movies involving two sheets https://fineartphotography36813.widblog.com/81777785/not-known-details-about-thermal-insulation-kensington-secondary-glazing