Is it necessary to seal the seams, or does it come already pre-sealed?

Tech Specs:

Material:

[fly shell] nylon ripstop (40D, 238T); [fly laminate] PU; [canopy] nylon micromesh (20D), ripstop nylon (40D, 238T); [floor] nylon ripstop (40D), PU coating (3000mm) 

Freestanding:

yes 

Doors:

1 

Number of Vestibules:

1 

Poles:

2 

Pole Material:

aluminum 

Pole Attachment:

clips 

Floor Space:

17 sq ft 

Floor Dimensions:

86 x 26 in 

Interior Height:

40 in 

Vestibule Space:

9.5 sq ft 

Packed Size:

20 x 6 in 

Seams:

[ floor & fly ] taped 

Ventilation:

mesh walls 

Fast-pitch Option:

yes, footprint not included 

Trail Weight:

2 lb 13 oz 

Recommended Use:

solo backpacking, camping 

Manufacturer Warranty:

3 years