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CR60-IM.v0429.4
When Venting Each Water Heater Individually
•
These commercial water heating systems are designed to vented either individually or common vented (up
to 6 units per manifold).
•
Follow all general venting guidelines as outlined in this manual and the appliance Installation Manual.
•
The total vent length including horizontal and vertical vent runs should be no less than 3 ft (0.9m).
•
The Water Heater can be adjusted to accommodate longer vent runs; refer to the Water Heater Installation
Manual (pg. 19) for additional details.
Maximum Vent Lengths (Individual Vent)
•
The maximum vent length when using 2 in. (50 mm) pipe is 65 ft.
•
The maximum vent length when using 3 in. (75mm) pipe is 150 ft.
•
The maximum lengths are reduced by the number elbows used, as shown in the following table:
Acceptable Termination Types
The vent for each water heater may be terminated with any of the specialty terminations listed in the
table below. For full vent termination requirements, refer to the appliance Installation Manual.
Manufacturer
Part Number
Vent Diameter
Material
Noritz
PVT-HL
3”
PVC
Noritz
PVC-2CT
2”
PVC
Noritz
PVC-3CT
3”
PVC
Noritz
PVC-UCVK
2 or 3”
PVC
Noritz
PVC-2LPT
2”
PVC
Noritz
PVC-3LPT
3”
PVC
IPEX
196984
2”
PVC
IPEX
196985
3”
PVC
IPEX
196256
2” or 3”
PVC
Summary of Contents for NCC199CDV
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Page 29: ...29 CR60 IM v0429 4 2 Unit Drawing Illustration Dimensions All Units are in inches...
Page 31: ...31 CR60 IM v0429 4 3 Unit Drawing Illustration Dimensions All Units are in inches EXHAUST FLUE...
Page 33: ...33 CR60 IM v0429 4 4 Unit Drawing Illustration Dimensions All Units are in inches...
Page 35: ...35 CR60 IM v0429 4 5 Unit Drawing Illustration Dimensions All Units are in inches...
Page 37: ...37 CR60 IM v0429 4 6 Unit Drawing Illustration Dimensions All Units are in inches...
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