J D ENTERPRISE  TwinSash Doors are probably the most ingenious door invented in India comprising two independently operated door sashes, one sash opening-out for mosquito screen and one sash opening-in for glazing. However, some parts of India may only require one sash equipped with mosquito screen whilst the second sash houses fixed or adjustable louvers. TwinSash doors can utilize J D ENTERPRISE two dedicated, door sashes and wide range of locking devices. For today’s requirement, the ultimate TwinSash door comprises an external mosquito screen with a high performance double glazing unit incorporating blinds.