8
I-800
Residential Occupancies:
Victaulic FireLock CPVC Sprinkler System Products are UL Listed for use
in:
1.
Residential occupancies, as defined in NFPA 13R, “Standard for
the Installation of Sprinkler Systems in Residential Occupancies up to
and Including Four Stories in Height.”
2.
Residential occupancies, as defined in NFPA 13D, “Standard for
the Installation of Sprinkler Systems in One- and Two-Family Dwellings
and Manufactured Homes.”
Concealed Installations:
Victaulic FireLock CPVC Sprinkler System Products are UL Listed for use
in concealed installations with the following provisions.
• The
minimum
protection shall consist of one layer of
3
/
8
-inch gypsum
wallboard,
1
/
2
-inch plywood soffits, or a suspended membrane ceiling
with lay-in panels or tiles having a weight of not less than .35 lbs/ft
2
when
installed with metallic support grids.
• The
minimum
protection for residential occupancies, defined in NFPA
13D and 13R, may consist of one layer of
1
/
2
-inch plywood.
• Victaulic FireLock CPVC Sprinkler System Products must be used in
sprinkler systems employing sprinklers rated at 225° F or lower. FM
requires the use of non-removable, fire-resistant barriers.
• In accordance with NFPA 13 (2002 Edition), paragraph 6.3.6.2, “Pipe or
tube listed for light hazard occupancies shall be permitted to be in-
stalled in ordinary hazard rooms of otherwise light hazard occupancies
where the room does not exceed 400 ft
2
.” In addition, local jurisdictions
must approve of this exception.
NOTICE
• Victaulic FireLock CPVC Sprinkler System Products CANNOT be installed in spaces
defined by NFPA 13 as combustible, concealed spaces that require sprinklers, unless
the space is protected by sprinklers that are specifically Listed for the application.
• NFPA 13D and NFPA 13R permit the omission of sprinklers in combustible, concealed
spaces. Victaulic FireLock CPVC Sprinkler System Products can be installed in these
areas when sprinkling residential occupancies in accordance with these standards.
I-800 2755 Rev_I.fm Page 8 Tuesday, September 13, 2005 8:46 AM