Pentair 100 Indoor Installations Powermax Venting Guidelines, Vent pipe extension, Air Supply

Rev. G 1-22-04

vent terminated at least 24" above

any object within 10 ft.

INDOOR INSTALLATIONS

POWERMAX VENTING GUIDELINES

A-5

10 ft.	Vent
Ridge	Cap
2 ft. min.

3 ft. min.	J
	K
Detail H	L

Chimney

Vent for roof penetration installations:

Jmust extend at least 3 ft. higher than the point at which it passes through the roof, or as permitted by local code.

K must use a double-wall vent pipe through

the roof penetration.

H

E Air Supply

Ventilation

4'

Vent Hood

Air Supply

A Combustion

7'

F 1' min.
1' min.		Vent Hood
F
G	B	C
3'
4' D
		1' min.
Vent Hood		above grade

G

P/N 471048

L must terminate with an approved (listed)

roof jack, storm collar, and vent/weather cap.

Vent pipe extension:

must be the same diameter as the vent connector.

must be suitable for use with category III appliances which have flue gas temperatures of less than 400 deg. F.

may use a single wall vent pipe with permanently sealed seams and joints.

Walkway

Recommended sources for

side wall Vent Hood; see page A-4, Section Venting.

Vent termination for side wall installations:

Amust be not less than 7 ft. above public walkways.

Bmust be at least 3 ft. above any outside air intake located within a 10 ft. radius.

must NOT be within 3 ft. of an inside corner of the structure.

C must be at least 1 ft. above grade.

must be located the following distances away from any door, window, or gravity air inlet:

D4 ft. below

E4 ft. horizontally

F1 ft. above

Air Supply

G See Air Supply Requirements Tables.

(Tables 10 and 11, on page 19.) DIAGRAM 1)