O mea fou e le susu e masani lava ona aofia ai le elastic asphalt waterproof coiled material, polymer waterproof coiled material, waterproof coating, faamaufaailoga mea, plugging material, etc. i totonu oi latou, waterproof coiled material o le mea sili ona fa'aaogaina e le susu, lea e masani ona fa'aaogaina mo le taualuga ma le fa'a. .
faitau atili