- Glass door and diamond mesh door can be opened and shut down 

  together, which would not cover the space indoor；while this 

  diamond wire mesh can fight against mosquitoes and burglars.

- Adopt Hollow Low-E Glass and German accessories, while each 

  accessory is tested to 100,000 plus cycles.

- Adopt EPDM top sealing strips, which have good performance on air 

  tightness and sound insulation .

- These glass can be upgraded with laminated hollow glass, with built-in 

  manual/automatic blinds, or self-cleaning etc.