Vent pipe installation, Warning, Indoor installation only) – John Wood Noritz Condensing - N-0841MC Manuel d'utilisation

Page 12

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• The first vertical run from the top of the heater

should be no longer than 0.9m (3').

• Make sure vent pipe is gas tight and will not

leak. Use silicon sealant wherever necessary.

• Do not common vent or connect more than

one appliance to this venting system.

• The total vent length including horizontal & verti-

cal vent runs should be no less than 0.9m (3').

• Do not place any dangerous objects at the end

of the exhaust vent and check that vent pipe is
not blocked in any way.

• Steam (smoke) or water drops may come out

from the end of the exhaust pipe. Select the
location for the end of the vent so that steam is
not visible, and the vent is not wet with drip-
ping water.

• If snow is expected to accumulate, take care

the end of the pipe is not covered with snow or
hit by falling lumps of snow.

• Consult the vent pipe manufacturer's install-

ation instructions for chimney connections.

Appliance Adapters
• Use the following adapters to connect the

unit to the venting system.

Vent Piping

• Use only UL listed category IV vent materials.

• Follow the vent pipe manufacturer's installation

instructions.

• Make the vertical section of the exhaust vent

as short as possible.

• Maintain the same vent pipe diameter from the

heater flue to the vent termination.

Pipe diameter

100mm (4")

No. of Elbows

Max. Straight Vent Length

3

4.6m (15')

2

8.2m (27')

1

12.0m (39')

Clearances

These clearances are subject to change.
Refer to the UL listing for the proper clearances.

Manufacturer and

Product

Protech FasNSeal

FSAA4

HeatFab SafTVent

9401RYPK

Z-Flex Z-Vent

2SVWA04

Flex-L Star-34

SRASPSA4

Part No.

WARNING

Be sure to do

CARBON MONOXIDE POISONING
Follow all vent system requirements in accordance with relevant local or state regulation,
or, in the absence of local or state code, in the U.S. to the National Fuel Gas Code ANSI
Z233.1/NFPA 54 – latest edition, and in Canada, in accordance with NSCNGPI.

Manufacturer and Enclosed

Unenclosed

Product

Hor. Vert. Hor. Vert.

Noritz N-Vent

Protech FasNSeal

Protech FasNSeal W2

HeatFab SafTVent

Z-Flex Z-Vent

Flex-L-StaR-34

100mm

(4")

100mm

(4")

100mm

(4")

100mm

(4")

100mm

(4")

25mm

(1")

25mm

(1")

75mm

(3")

75mm

(3")

75mm

(3")

75mm

(3")

50mm

(2")

50mm

(2")

25mm

(1")

25mm

(1")

25mm

(1")

25mm

(1")

150mm

(6")

150mm

(6")

150mm

(6")

200mm

(8")

200mm

(8")

250mm (10") (sides)
375mm (15") (top)
150mm (6") (bottom)
200mm (8") (sides)
300mm (12") (top)
100mm (4") (bottom)

8.

Vent Pipe Installation

(Indoor Installation Only)

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