5.1
minimum clearance to combustibles
COMBUSTIBLE FRAMING:
Sides, back, bottom and top of the
appliance
ENCEINTE
COMBUSTIBLE FINISHING:
ENCEINTE
EXTÉRIEURE
EXTÉRIEURE
Sides, Bottom and Top
ENCEINTE
EXTÉRIEURE
Enclosure Top
Recessed Depth
Sides and bottom of the vent pipe
F
F
Top of vent pipe
F
Ceiling
* HORIZONTAL VENT SECTIONS: A minimum clearance of 1" (25mm) at the bottom and sides and 2" (51mm)
at the top of the vent pipe in all horizontal runs to combustibles is required except for clearances in appliance
enclosures. Horizontal vent sections within enclosures require a minimum clearance of 9" (229mm) at the top of
the vent pipe. See "MINIMUM CLEARANCE TO COMBUSTIBLE ENCLOSURES" section. Use firestop spacer
W010-1777 (supplied) where vent pipe penetrates combustible walls.
* VERTICAL VENT SECTIONS: A minimum clearance of 1" (25mm) all around the vent pipe on all vertical runs
to combustibles is required except for clearances in appliance enclosures. Vertical vent sections within enclosures
require a minimum clearance of 4" (102mm) to the sides of the vent pipe. See "MINIMUM CLEARANCE TO
COMBUSTIBLE ENCLOSURES" section. Use firestop spacer W500-0292 (not supplied) where vent pipe
penetrates combustible ceilings or floors.
OUTSIDE
CHASE
OUTSIDE
OUTSIDE
CHASE
CHASE
F
F
F
Ref
A
B
C
D
E
F
0" to stand offs
F
F
1 1/4 "(32mm) to sides, 0" to bottom, 6 1/2" (165mm) to top of the
appliance
F
A
A
70" (177.8cm) from the bottom of the appliance
22 1/4" (56.5cm)
A
1"* (25mm)
ENCEINTE
ENCEINTE
INTÉRIEURE
INTÉRIEURE
2"* (51mm)
ENCEINTE
2" 51mm
INTÉRIEURE
62" (157.5cm) from the bottom of the appliance
A
2" 51mm
A
4" 102mm
4" 102mm
2" 51mm
A
4" 102mm
2" 51mm
2" 51mm
6" 152mm
4" 102mm
2" 51mm
6" 152mm
4" 102mm
6" 152mm
4" 102mm
F
A
A
A
INSIDE
CHASE
INSIDE
INSIDE
CHASE
A
CHASE
2" 51mm
A
A
4" 102mm
2" 51mm
6" 152mm
4" 102mm
2" 51mm
2" 51mm
6" 152mm
4" 102mm
4" 102mm
MINIMUM ENCLOSURE CLEARANCES
HD35-2
35 3/4" (90.8cm)
61 1/2" (156.2cm)
43 1/2" (110.5cm)
14 13/16" (37.6cm)
32 3/4" (83.2cm)
22 1/4" (56.5cm)
C
C
C
MUR ARRIÈRE DE L'ENCEINTE (INCLUANT
MUR ARRIÈRE DE L'ENCEINTE (INCLUANT
DES MATÉRIAUX DE FINITION)
DES MATÉRIAUX DE FINITION)
MUR ARRIÈRE DE L'ENCEINTE (INCLUANT
DES MATÉRIAUX DE FINITION)
F
F
C
C
C
2" 51mm
BACK WALL OF CHASE / ENCLOSURE
4" 102mm
(INCLUDING ANY FINSIHING MATERIALS)
BACK WALL OF CHASE / ENCLOSURE
2" 51mm
(INCLUDING ANY FINSIHING MATERIALS)
4" 102mm
6" 152mm
HD40-2
40 3/4" (103.5cm)
66 1/2" (168.9cm)
47" (119.4cm)
16 9/16" (42.1cm)
35 1/4" (89.5cm)
22 1/4" (56.5cm)
D
D
D
E
E
E
A
A
A
B
B
B
D
D
D
E
E
A
A
A
B
BACK WALL OF CHASE / ENCLOSURE
(INCLUDING ANY FINSIHING MATERIALS)
B
B
HD46-2
46 3/4" (118.7cm)
72 1/2" (184.2cm)
51 1/4" (130.2cm)
18 11/16" (47.5cm)
38 1/4" (97.2cm)
22 1/4" (56.5cm)
W415-2197 / A / 09.14.17
29
EN
E