Подскажите, пожалуйста, что может означать bead sealant?
Слой герметика?

Тематика: окна и двери
Контекст: отдельные фразы

1/4" Bead of Sealant
1/4" Bead Sealant
1/4" Beads Sealant
1/4" Minimum Diameter Beads Sealant
3/16" Beads Sealant
3/16" Diameter Sealant Bead
Apply 1/4" bead of sealant along sealant receiving groove of Joining Strip on side being fastened.

Apply 1" x 4" bracing to head jamb using 1-1/4" (maximum) nails or screws centered on bracing.
Apply 1/4" bead of sealant along sealant receiving groove of Joining Strip on side being fastened.
Apply 1/4" bead of sealant along sealant receiving groove of Joining Strip on side being joined.
Apply 1/4" bead of sealant along sealant receiving groove of Joining Strip on side to be fastened to unit.
Apply 1/4" bead of sealant to each side of join at base of Installation Flange.
Apply 1/4" bead of sealant to the backside of Installation Flange.
Apply 1/4" sealant bead, full perimeter, to back side of Installation Flange or around perimeter of rough opening Apply 1/4" sealant bead, full perimeter, to back side of Installation Flange or around perimeter of rough opening Apply 2" x 4" bracing to sill using 2-1/2" (maximum) nails or screws centered on bracing.
Apply 3/8" bead of sealant, full width to side jamb and sill.

Спасибо!