ECR International Utica Boilers MAH-100 Installation, Operation & Maintenance Manual page 30

FIGURE 5-17 -Twin Pipe Side Wall Vent (Multiple
Appliances)
NOTE: 3" shown for clarity. 12" between
vent and combustion air of other boilers
This Termination
required in all multiple boiler installations.
can be used on:
2" / 60 mm ON
165/205
3" / 80 mm
ON ALL SIZES
vent only
Combustion Air
See Grade,
Snow & Ice
FIGURE 5-18 - (3" / 80 mm ONLY) Twin Pipe Side
Wall with 45° Vent
This Termination
can be used on:
2" / 60 mm ON
165/205
3" (80 mm) Min.
24" (610 mm) Max.
3" / 80 mm
ON ALL SIZES
vent only
Combustion Air, 90°
Elbow Downward
FIGURE 5-19 - (3" / 80 mm ONLY) Twin Pipe Side
Wall Vent
3" (80 mm) Min.
24" (610 mm) Max.
Separation
Opening
Separation 24"
Min.
See Grade,
Snow & Ice
5 - COMBUSTION AIR AND VENT PIPING
12" (305 mm) Min.
Separation
Manufacturer Recommends
Greater Separation
Vent
Vent
Separation
45° Elbow
Upward
12" (305 mm) Min.
24" (610 mm) Max.
Separation
Opening
See Grade,
Separation 24"
Snow & Ice
Min.
12"(305 mm)Min.
From Overhang
12" (305 mm) Min.
24" (610 mm) Max.
Separation Between
Bottom Of
Combustion Air Intake
And Bottom Of Vent
This Termination
can be used on:
2" / 60 mm ON
Vent
Combustion Air
3" / 80 mm
ON ALL SIZES
FIGURE 5-20 - (2"/ 60 mm ONLY) Vent Pipe with T
CAN BE USED ON ALL SIZES
Combustion Air
See Grade,
Snow & Ice
FIGURE 5-21 - (2"/ 60 mm ONLY) Vent Pipe with T
CAN BE USED ON ALL SIZES
Combustion Air
See Grade,
Snow & Ice
FIGURE 5-22 - (2"/ 60 mm ONLY) Twin Pipe Side
Wall Vent CAN BE USED ON ALL SIZES
Combustion Air
See Grade,
Snow & Ice
FIGURE 5-23 - (2"/ 60 mm ONLY) Twin Pipe Side
Wall Vent CAN BE USED ON ALL SIZES
Combustion Air
165/205
See Grade,
vent only
Snow & Ice
26
3" (80 mm) Min.
24" (610 mm) Max.
Separation
Vent
6" (153 mm) Min.
24" (610 mm) Max.
Separation
Vent
6" (153 mm) Min.
24" (610 mm) Max.
Separation
3" (80 mm) Min.
24" (610 mm) Max.
Separation
3" (80 mm) Min.
24" (610 mm) Max.
Separation
Vent
Vent
3" (80 mm) Min.
24" (610 mm) Max.
Separation
240013354 REV A [07/01/2021]