P
OCKET REFERENCE GUIDE — 6
Ç H Irregular Pitch — Enters
Irregular Pitch used to cal-
culate lengths of the
Irregular Hip/Valley and
Jack rafters.
j Jack Key — Calculates
Jack rafter lengths on the
Regular-pitched roof side.
Ç j Irregular Jack — Calculates
Jack rafter lengths on the
Irregular-pitched roof side.
∑ Rake-Wall Key — Finds
the stud sizes based on
entered Right Triangle val-
ues and the stored On-
Center spacing. If a dimen-
sional value is entered
before pressing ∑, that
value is considered the
base and will be added to
the stud lengths.