kozy heat SLA-42 Installation And Operation Manual page 17

ELBOWS
The following statement applies to horizontal, vertical, or a combination of horizontal/vertical elbows:
For each additional 90° elbow used after first elbow, 3ft. (914mm) must be subtracted from maximum allowed venting. For each 45° elbow
used, 1-1/2ft. (457mm) must be subtracted from maximum venting allowed.
NOTE (2) 45° degree elbows may be used in place of (1) 90° elbow.
#800-WPT WALL PASS-THRU
#800-WPT or #800-WPT2 Wall Pass-Thru must be used on all horizontal vent terminations.
IMPORTANT
This includes both interior and exterior walls. Follow instructions below.
FRAMING DIMENSIONS FOR #800-WPT KOZY HEAT WALL PASS-THRU
12-1/2" (318mm) HIGH x 10-7/8" (276mm) WIDE
WARNING
MAINTAIN ALL CLEARANCES AS STATED IN THIS INSTALLATION MANUAL.
If using Kozy Heat series flexible vent system, remove inner ring on each wall pass-thru section with a tin snips.
IMPORTANT
This will provide adequate room for the flexible vent system.
A. Measure wall thickness; cut insulation panel (included) this length.
B. Install wall pass-thru section marked #1 (3/8" (10mm) flange) into framed opening. Secure to interior wall with screws (not provided).
C. From the exterior, place insulation between flange and top of framed opening in wall pass-thru section #1.
D. Install section marked #2 of wall pass-thru into framed opening, overlapping metal sections as necessary to accommodate wall thickness.
Secure to exterior wall with screws (not provided).
CUT RING OUT OF BOTH SECTIONS IF INSTALLING
#800 SERIES FLEX VENTING.
Figure 16a
VENTING
.
HEAT SHIELD MUST BE FLUSH
WITH WALL PASS -THRU.
3/8" (10mm) FLANGE MUST
BE ON INSIDE WALL.
INSULATION
16