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Once the two sheets are joined together with the middle jamb, slide the remaining 4 x part ZZ13 (jamb) into place and drill through the
sheet to fix with the provided self-tapping screws as per diagram below.
RIDGES FACING UP
Please note: Use a 3mm bit to
drill holes from the inside of the
sheet through the pre-drilled
holes in the jambs to ensure
holes line up.
Then fix jambs from the outside
of sheet ensuring the jambs are
on the inside of the sheet.
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