EFCO 904 Series User Manual
Page 2

37-44
32-34
28-31
25
13-15
(901/902 INTERMEDIATE HORIZONTAL)
A) DRILLING TEMPLATE
I GENERAL NOTES
TABLE OF CONTENTS
1
PAGE
JWH 8/2011
(903/904 INTERMEDIATE HORIZONTAL)
B) DRILLING TEMPLATE
SECTION
2-3
4-6
7-8
9-10
2) BUTT GLAZED SYSTEM
1) CAPTURED MULLION SYSTEM
16
16
E) VERTICAL INTERMEDIATE AND 2 PIECE JAMB
17-19
20-21
F) THERMAL STRUT INTERMEDIATE VERTICAL
HEAD AND SILL CAN SPLICE
D) INTERMEDIATE HORIZONTAL
26-27
B) WITH BUTT GLAZED VERTICAL AND
45
C) WITH CAPTURED VERTICAL MULLION AND
46
22-24
12
11
47-50
VI DOOR FRAME INSTALLATION
A) HEAD AND SILL CAN ANCHORING
B) 2 PC. JAMBS AND INTERMEDIATE VERTICALS
D) HEAD AND SILL CAN FILLER
C) HEAD AND SILL CAN
V GLAZING PROCEDURES
IV INSTALLATION
35-36
exterior.
1. Bridging system thermal break with non-thermally broken metal flashing or lintels that are exposed to the
inclusive, the list of examples below illustrates conditions under which condensation is likely to occur:
Many current installation practices lead to an increase in the possibility of the formation of condensation. Though not all
EFCO representative for information on EFCO's Thermal Analysis Services.
professional is utilized to perform an analysis of the shop drawings to recommend the best installation methods. Please contact
temperature) are present. When the formation of excessive condensation is a concern, it is highly recommended that a design
Condensation will form on any surface when unfavorable conditions (interior temperature and relative humidity and exterior
NOTE: Please reference EFCO's "Understanding Condensation" brochure which can be obtained through your EFCO representative.
3. Interior relative humidity levels not maintained at recommended levels, see EFCO's "Understanding
2. System exposure to cold air cavities.
4. Inadequate separation between system and surrounding condition at perimeter.
involved.
5. Product combinations during the shop drawing stage that result in bridging thermal breaks of one or all products