Therma-Tru Doors Repair and Replacement - Manual (Page 16)

Repair and
Replacement
5.16 2014 SITE 5
Mull Post Replacement
Adjustable Sill
Systems:
Cut mull post loose as close to
head and sill as possible.
Use a chisel to split ends of
mull post clean from head
and sill mortise pockets.
Cut away all old fasteners
flush with head frame and
sill substrate. Cut away
and clean off all old caulk.
CAUTION:
Remove corner seal pad
and adjustable saddle
from sill.
Corner
seal
pad
Adjustable
Saddle