P-K THERMIFIC
®
Gas-Fired Boiler
24
3.5.5.8
Sealed Combustion Flue Gas Termination
3.5.5.8.1 Sidewall
Termination
12" Min.
Recommended
termination
(refer to text).
Sealant
Centering
Support
Plate
Outside Plate
Cover Plate
Fastener
Sealant
The exhaust vent termination must be one of the following four approved sidewall terminations:
90º elbow pointing down, or
Two 45º elbows pointing down, or
45º elbow pointing down, or
Standard tee pointing up/down.
When installing a sidewall exhaust system the termination must be either backed by a metal plate se-
cured to the wall as shown in the figure or incorporate an approved vent manufacturers wall penetration
kit.
NOTICE! The equivalent length of the chosen termination must be included in the calculation of the
maximum allowable equivalent length. See Section 3.5.3.1 for equivalent lengths.
3.5.5.8.2 Vertical Termination (including through the roof)
Correct rain cap,
unrestricted.
Typical incorrect
rain cap.
The preferred method to terminate the exhaust vent is with a rain cap.
The rain cap should be an
unrestrictive type similar to the figure above.
Summary of Contents for P-K THERMIFIC N700
Page 2: ...P K THERMIFIC Gas Fired Boiler 2...
Page 53: ...P K THERMIFIC Gas Fired Boiler 53 6 1 1 2 On Off Sealed Combustion Diagram 700 1000...
Page 54: ...P K THERMIFIC Gas Fired Boiler 54 6 1 1 3 On Off Sealed Combustion Diagram 1500 1700 2000...
Page 56: ...P K THERMIFIC Gas Fired Boiler 56 6 1 2 2 Lo Hi Lo Sealed Combustion Diagram 1500 1700 2000...
Page 58: ...P K THERMIFIC Gas Fired Boiler 58 6 1 3 2 Factory Installed Low Water Cut Off Diagram...