(3) Cut the sponge B to a proper length and attach it to the
window frame.
(4) Close the window securely against the window frame.
(5) Cut the sponge A to a proper length and seal the gap between
upper part of inner window sash and outer window sash.
(6) Fix the inner window with window bracket and screw, so that it
can not slide vertically.
sponge A
outer window
inner window
plastic window
wooden window
window sash
window bracket
B. Installation in a sliding sash window
(1) Cut the sponge B to a proper length and attach it to the
window sash.
sponge B (adhesive)
(2) Open the window; place the window frame on the window
sash vertically; slide the adjustment plate to make the window
frame close to the window sashes at the upper and lower side of
window; fix the window frame on the windowsill with screws and
clips of rear connection plate. (required quantity is shown in the
sheet below)
Window height (H) Screw quantity Clip quantity
H≤28 3/11"(718mm) 2 2
28 3/11"(718mm)<H≤36 1/2"(927mm) 3 3
36 1/2"(927mm)<H≤64
"
(1625mm) 4 4
Window height (H)
(3) Cut the sponge B to a proper length and attach it to the window
frame.
(4) Close the window securely against the window frame.
(5) Cut the sponge A to a proper length and seal the gap between
left side of inner window sash and outer window sash.
(6) Fix the inner window with window bracket and screw, so that it
can not slide horizontally.
sponge A
inner window