Does the screen room zippers to close off mesh walls to keep out rain and can also be used as a room for sleepers?

Tech Specs:

Material:

[canopy] 70D nylon ripstop; [fly] 75DT, 210 T polyester ripstop; [floor] 210D nylon oxford 

Freestanding:

yes 

Doors:

4 

Pole Material:

6061-T6 aluminum 

Pole Attachment:

clip 

Floor Space:

144 x 84 in 84 sq ft 

Interior Height:

72 in 

Ventilation:

mesh doors, windows 

Trail Weight:

31 lbs 

Recommended Use:

car camping, family camping 

Manufacturer Warranty:

Lifetime