Empire Mantis FG28BM-1, Руководство по установке, Страница: 20 / 52

31792-4-1115 Page 20
DIRECT VENT AND COLINEAR VENT EXAMPLES
3” MIN.
EXHAUST: VERTICAL TERMINATION
CAP 1.5” MODEL PVVTC, PTRAP OR
2 90° ELBOWS
AIR INTAKE
PTRAP OR 2 90° ELBOWS
(SUPPLIED BY INSTALLER)
SINGLE FLUE
MODEL PVVK - FC
EXHAUST
AIR INTAKE
CO-LINEAR
DIRECT VENT ADAPTER
MODEL PVCA
ATTACH OPTIONAL VENT KIT
MODEL PVCT PLATE TO GALV.
SHEET FLASHING (CHASE)
WITH (4) SCREWS.
USE OUTDOOR SEALER
BETWEEN PLATE AND CHASE.
45° ELBOW
45° ELBOW
FLEX PVC PIPE
WITH 1.5” COUPLING
ON EACH END
MODEL PVVK-CFA
FLAT ROOF FLAT ROOF
2.5” - 24”
23 1/2”
(59.7cm)
H
FLASHING
REQUIRED
H
REQUIRED HEIGHT IS 12”
MINIMUM. IT IS RECOMMENDED
TO BE 12” ABOVE THE
EXPECTED SNOW LEVEL.
3” - 24”
OPTION
OPTION
AIR INTAKE
PTRAP, 2 90° ELBOWS (SUPPLIED
BY INSTALLER) OR TERMINATION CAP
MODEL PVVTC. PTRAP TO FACE
AWAY FROM ROOF.
EXHAUST
TERMINATION CAP
MODEL PVVTC, PTRAP
OR 2 90° ELBOWS
SLOPE
Colinear Direct Vent - Insert Installation
Figure 18
Colinear Direct Vent - Pitched Roof Installation
Figure 19
WARNING: Major U.S. building codes specify minimum chim -
ney and/or vent height above the rooftop. These minimum
heights are necessary in the interest of safety. These specifica -
tions are summarized in Figure 19.
Determining Minimum Vent Height Above the Roof
ROOF PITCH H (Min.)
Flat to 6/12 12” (305 mm)
6/12 to 7/12 15” (381 mm)
Over 7/12 to 8/12 18” (457 mm)
Over 8/12 to 16/12 24” (610 mm)
Over 16/12 to 21/12 36” (914 mm)
Note:
Exhaust must be a mini -
mum of 3” above air intake inlet.