Legrand EFBFF User Manual

Evolution Series

Legrand/Wiremold electrical systems conform to and should be properly
grounded in compliance with requirements of the current National
Electrical Code or codes administered by local authorities.

All electrical products may present a possible shock or fire
hazard if improperly installed or used. Legrand/Wiremold electrical
products may bear the mark of a Nationally Recognized Testing
Laboratory (NRTL) and should be installed in conformance with current
local and/or the National Electrical Code.

Furniture Feed Floor Box

I N S T A L L A T I O N I N S T R U C T I O N S

Installation Instruction No.: 1 009 727R1 – Updated October 2011

PRODUCTS COVERED: EFBFF, EFBFF-OG

CAUTION: Box is intended for use on carpet, tile or wood covered concrete floors.

CONCRETE POUR INSTALLATION (EFBFF, EFBFF-OG):

1. Position box in accordance with job site floor plan and/or
engineering blue print. Use the dimensions give in the
following table as a reference for positioning.

5 15/16" [151mm] 7 1/4" [184mm] 4" [101.6mm]

7 7/8"

[200mm]

Not designed for use on bare concrete or terrazzo floors

BOX DIMENSIONS

WIDTH LENGTH BOX HEIGHT

9 15/32"

[241mm]

Mudcap

7 3/8" [187mm]

Mudcap
6 11/16"

[170mm]

IMPORTANT: Please read all instructions

2. remove protective cover (Mudcap) from box.

before beginning.

3. Attach leveling skis to bottom of box using the nuts in
the included sub-pack.

4. Remove required KOs from box and attach conduit
fittings (not included) to box. Attach conduit to fittings.

CAUTION: Not designed for use on bare

concrete or terrazzo floors

5. Level box as required and anchor box to decking. To
level, use 3/8-16 threaded rod (not included) cut to
length as needed and secured with hex nuts (not
included). Holes for threaded rod are provided in each
end of the leveling bars. Be sure to set height of the top
of the box to be flush with the finish level of the

oncrete pour.

c

NOTE: There is no provision for post pour

height adjustment.

6. Pour concrete flush with the top of the floor box
protective cover.

WARNING: Pour concrete to within no more than 1/16"

[1.6mm] above box protective cover. Pours of
1/4" [6.4mm] or more over box cover will make
it difficult to break out the cover and cause
excessive concrete spalling around the edges
of the box.

7. After concrete has cured, locate box and clear away

CAUTION: Not designed for use on bare

8. Pull wires as specified.

concrete or terrazzo floors

any concrete from cover as needed. Remove cover
from box and clean out any debris from inside if box.

NOTE: Make sure that each compartment is properly

grounded in accordance with the National
Electric Code and any local code that may apply.

9. Complete installation by attaching a Wiremold furniture feed cover (Sold separately),
following the installation instructions supplied with the cover. Prior to installing the
cover, it will be necessary to attach the divider top (provided with box) to the
underside of the cover flange, using the two (2) flat head screws included in the
divider top kit. Also make sure to attach the cover ground wire to the box ground.

NOTE: Evolution Series furniture feed floor

boxes and FloorPort™Series covers
are cULus Listed for use with
raised floors, wood floors, tile,
carpet or wood-covered concrete.

NOTE: FPCTC and FPBTC Series

covers will work with EFBFF
and EFBFF-OG Floor Boxes.