I will list down the questions I’m being asked here as time goes by.
Contractor Recommendation
https://www.homealuminiumsg.com
1 inch aluminium horizontal grill:
https://www.ihsing.com/?gclid=Cj0KCQiA_bieBhDSARIsADU4zLf7l4jumk8t3gfGGk4wWMEnYJhwS0dd6GjFxC5mrsmM2N0X2ETsSQ0aAhbGEALw_wcB
1 inch metal grill, with extra vertical support. NOT invisible grill.
DIY METAL MESH
