First, make sure the wall is clean, flat and dry.
Second, peel off the plastic paper on the back of the self-adhesive nail plate.
Third, press it against the wall and let it sit still for 10 minutes.
Fourth, install the foam board or glass fiber board.
Fifth, thread the self-locking gasket through the nails to secure the board.
Sixth, the length of the nails can be adjusted by pinch-off, and then the dome cap gasket is installed.
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Item# : SPM9273417929
Model # : iSH09-M571436mn