Vertical intermediate & 2 piece jamb, A) head and sill can anchoring, B) 2 pc. jambs and intermediate v – EFCO 904 Series User Manual
Page 19: Vertical intermediate and 2 piece jamb, Chart "a, Step 1), Butt glazed and captured mullion systems)
![background image](/manuals/636032/19/background.png)
IN CHART A.
THIS CLEARANCE IS INCLUDED IN THE CUT LENGTH FORMULAS
1/4" CLEARANCE +/- IS REQUIRED WHEN USING THESE CANS.
THE PERIMETER FASTENER HEAD. THEREFORE, AN ADDITIONAL
HEAD AND SILL CANS, 9476, 9477, AND 1G66, DO NOT HAVE A RELIEF FOR
If 2 color covers are used at the head and sill, the cut length of the vertical
mullion face member is D.L.O. minus 1/8".
*
903/904
901/902
902/904
901/903
NOTE:
VERTICAL MULLION &
GLASS STOPS
FACE MEMBERS
2 PC JAMB
[CHART "A"]
4 1/2"-5 1/4"
3 1/4" - 4"
5 1/4" - 4"
4 1/2"-3 1/4"
9577 & 8590
9580 & 8589
9576 & 8594
9579 & 8593
D.L.O.
D.L.O.
JDA 4/2002
*
Cut the captured mullion/jamb backs to the lengths shown in chart A
below. This will allow 1/8" clearance inside the head can.
SECTION III E - FABRICATION
Cut the captured mullion face and the 2 pc. jamb face to the D.L.O. height.
Cut the butt glazed mullions to the lengths shown in chart A below.
This will allow 1/4" minimum clearance inside the head can.
904
903
SERIES
901
902
STEP 1)
I-BAR MULLION
BUTT GLAZED MULLIONS
CAPTURED VERTICAL
CAPTURED VERTICAL
BUTT GLAZED MULLIONS
MULLION BACK
CAPTURED VERTICAL
MULLION BACK
BUTT GLAZED MULLIONS
BUTT GLAZED MULLIONS
CAPTURED VERTICAL
BUTT GLAZED MULLIONS
CAPTURED VERTICAL
BUTT GLAZED MULLIONS
CAPTURED VERTICAL
MULLION BACK
MULLION BACK
MULLION BACK
DESCRIPTION
7253/7028
4"
9477
9477
3 1/4"
1G66
1G66
9476
9476
9558/9559
9558/9559
9575
9575
NOTCHING REQ.
9558/9559
7253/7028
1G41
9575
HEAD/SILL
9484 or 9845
9484 or 9845
CAN #
DEPTH
4 1/2"
5 1/4"
9479
9479
SYSTEM
MULL #
7253/7028
9578
9578
D.L.O. + 3 1/4"
D.L.O. + 3 1/2"
D.L.O. + 3 1/4"
D.L.O. + 3 3/8"
D.L.O. + 3 1/2"
D.L.O. + 3 1/8"
D.L.O. + 3 1/4"
D.L.O. + 3 1/8"
D.L.O. + 4 1/8"
D.L.O. + 4 1/4"
D.L.O. + 3 3/4"
D.L.O. + 3 5/8"
CUT LENGTHS
*
VERTICAL INTERMEDIATE AND 2 PIECE JAMB
(BUTT GLAZED and CAPTURED MULLION SYSTEMS)
PAGE 17
9484 or 9845
1G41
NOTCHING REQ.
I-BAR MULLION
CAPTURED VERTICAL
D.L.O. + 3 11/16"
9468 or 8716
9468 or 8716
Quick Set