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Hearthstone Quality Home Heating Products, Inc
A. FUEL TYPE:
B. TOTAL VERTICAL VENT RISE (MEASURED FROM HORIZONTAL CENTERLINE OF VENT OPENING ON
THE BACK OF THE FIREPLACE TO THE HORIZONTAL CENTERLINE OF THE VENT CAP (FOR HORIZONTAL
VENT CAPS) OR TO THE FLANGE ON THE CAP (FOR VERTICAL CAPS)): _____________ FEET
C.
TOTAL HORIZONTAL VENT RUN (MEASURED FROM THE VERTICAL CENTERLINE OF THE VENT
OPENING ON THE BACK OF THE FIREPLACE TO THE FLANGE ON THE CAP (FOR HORIZONTAL CAPS) OR
TO THE VERTICAL CENTERLINE OF THE CAP (FOR VERTICAL CAPS)): _____________ FEET
NOTE: THE VERTICAL VENT RISE AND HORIZONTAL VENT RUN ARE THE OFFSETS IN THE LOCATIONS
OF VENT CAP RELATIVE TO THE VENT OPENING ON THE FIREPLACE. VENT PIPE THAT RUNS AT 45°
HAS BOTH A VERTICAL RISE AND HORIZONTAL RUN. SNORKEL CAPS HAVE BUILT-IN VERTICAL RISE
THAT MUST BE COUNTED.
D. TOTAL NUMBER OF 90° ELBOWS: _______ NOTE: SNORKELS COUNT AS 2- 90° ELBOWS
f i r e - p a r t s . c o m
E. TOTAL NUMBER OF 45° ELBOWS: _______
TERMINATION (CAP) TYPE: HORIZONTAL
VENT BRAND:
Simpson DuraVent GS/Pro
Metal Fab Direct Vent
VENT CAP MODEL NO: _______________ NOTE: SEE APPROVED VENT CAPS ON PAGE 8
EXHAUST AND AIR INLET RESTRICTORS CALCULATOR
A. Fuel Type
B. Total Vertical Vent Rise:
C. Total Horizontal Vent Run (Actual):
D. 90° Elbows Needed:
E. 45° Elbows Needed:
F. Total 90° Elbows Equivalent:
G. 90° Elbows in Excess of 2:
H. Additional Horiz. Feet Equivalent:
I. Horizontal Vent Run (Equivalent):
Find _____ Chart Settings for:
B._________ feet Vertical Rise
Exhaust Restrictor Required:
Air Restrictor Required:
Venting Chart Worksheet
NATURAL GAS
®
Selkirk Direct-Temp
ICC EXCEL Direct
and
N
N
Y
LP GAS (PROPANE)
VERTICAL
SNORKEL
®
D +(E x ½)
=
F - 2
=
G x 3
=
C + H
=
I.________ feet Horizontal Run (Equivalent).
Y
IF YES:
A
IF YES: Number of Tabs Open:
ECLIPSE Series 8901
Security Secure AmeriVent Direct™
________
________ feet
________ feet
________
________
________
________
________ feet
________ feet
or
B
_______
12
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