
Form I-UD-V-CV, P/N195677R5, Page 8
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0514 Form I-UD-V-CV (Version A.4)
3.0 SECTION 2 -
Requirements
and
Instructions
for Category
I Common
Venting of a
Model UDAP-
CV (cont’d)
3.5 SECTION 2 - Vent Terminal
The vent terminal should be a minimum of six feet (1.8M) from adjoining build-
ings. The vent terminal should be six inches (152mm) higher than the antici-
pated snow depth but no less than two feet (610mm) above the roof. Where
the vent extends through the roof, a clearance thimble is required when the
ue pipe extends through combustible materials; follow the requirements of the
double-wall pipe manufacturer.
Terminate with a Reznor Option CC1 vent cap.
3.6 SECTION 2 - Clearance to Combustibles
Maintain 6 inches (152 mm) clearance between a single-wall vent pipe and
combustibles.
For Type B double-wall vent pipe, follow the pipe manufacturer’s recommenda-
tions for clearance to combustibles.
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