Cut Sheet

8
Catalog No./Item Description/Specifications
RC91GHBTC Poke-Thru Insert and
RC92GHBTC Single-Width Service
Head (RC91GHBTC)
Poke-Thru Insert with
Double-Width Service Head
(RC92GHBTC) – Includes
insert stem with disposable
plate and service head with
housing, base, scrub water
gasket, and barrier. Service
head and insert install together
to make a poke-thru . Combine
with faceplates (sold separately,
see ED914) to complete service
head assembly.
The RC9FFTC Series requires a
3" core hole (3 1/16" [78mm]
actual hole diameter).
UL Listed for tile, terrazzo,
carpet, and wood
covered floors.
For complete listing of RC91 and
RC92GHBTC Series accessories,
see current version of Product
Specification Sheet ED914.
CAUTION!
Core bits vary in size from manufacturer to
manufacturer. Use an American made core bit
having the following dimensions:
For 3" trade size core hole:
Core bit will have an outside
diameter of 3 1/16" [78mm].
Minimum hole diameter: 3 1/16" [78mm].
Maximum hole diameter: 3 1/8" [79mm].
For 4" trade size core hole:
Core bit will have an outside
diameter of 4 1/16" [103mm].
Minimum hole diameter: 4 1/16" [103mm].
Maximum hole diameter: 4 1/8" [105mm].
IMPORT ANT!
The scrub water approved poke-thru devices
indicated on the previous pages are fire rated
for carpet and wood covered floors, tile floor
coverings up to 3/4" [19.1mm] maximum
thickness, and linoleum floor coverings up to a
maximum of 1/8" [3.2mm] thickness. For other
floor coverings not listed above, consult factory.
The scrub water approved poke-thru devices
indicated on the previous pages, meet all UL
scrub water requirements, but are not suitable
for wet or damp locations, or other areas subject
to saturation with water or other liquids, such
as commercial kitchens.
Maximum Allowable Copper Cross-Sectional Area:
With single-width service head:
RC91GHBTC (Power and Communication combined)
Power Compartment = .01536 sq. in. [9.91mm
2
].
Communication Compartment = .05020 sq. in. [32.39mm
2
].
If Power only = .06656 sq. in. [42.94mm
2
].
If Communication only = .06526 sq. in. [42.10mm
2
].
With double-width service head:
RC92GHBTC (Power and Communication combined)
Power Compartment = .05120 sq. in. [33.03mm
2
].
Communication Compartment = .05020 sq. in. [32.39mm
2
].
When using flexible metallic conduit the communication
compartment can be increased to .10040 sq. in. [64.77mm
2
].
If Power only = .06656 sq. in. [42.94mm
2
].
If Communication only = .06526 sq. in. [42.10mm
2
].
Chicago Approved Poke-Thru Devices Ordering Information
(Continued)
Protection from water,
dirt, and debris.
NOTE:
• Maximum concrete slab depth for
RC9AFF Series = 7.50" [190.50mm].
• For installations in the City of Chicago, install an EMT
compression fitting (not supplied) to the conduit system and
a junction box suitable for use in environmental air spaces, if
required, (not supplied). Complete installation per NEC and
local codes.