PAGE 3
4420DBBFFR_FTN LK 4420DBBFFR_FTN
98880C (Rev. E - 01/17)
FINISHED FLOOR
4"
102mm
27"
686mm
19"
483mm
2 7/8"
73mm
WATER INLET
DRAIN LINE
22"
559mm
29"
737mm
64"
1626mm
8"
203mm
34 11/16"
881mm
ORIFICE
HEIGHT
44"
1118mm
14 9/16"
371mm
3"
76mm
O
10"
254mm
6 9/16"
167mm
30"
762mm
8 -
O
.500" HOLES
EQUALLY SPACED ON
TWO
O
12.00" B.C.
PVC COLUMN CENTERED
BETWEEN MOUNTING
BOLT HOLES
O
14"
356mm
(2 PL)
G
F
H
A
J
F
G
E
D
C
H
A
SITE PREPARATION DETAIL
FIG. 2
LEGEND
A = ACCESS PANEL ( 8" X 10" )
B = REMOVABLE BOTTOM COVER
C = 1" PVC DRAIN
D = PRESSURE FITTING 1-1/4" x 3/4"
E = CONNECTOR 1-1/4" TO 1-1/4"
F = 1-1/2" DRAIN TUBE
G = AIR CONTROL LINE
H = WATER LINES
J = CONNECTOR FOR AIR CONTROL LINE
FIG. 1
SITE PREPARATION DETAIL FOR THE 4420BFDBFR FTN.
WHEN USING 98837C OR 98838C DUAL VALVE CONTROL ASSY.
4"
102mm
FROST
LINE
5 CUBIC FEET
POROUS FILL
( LARGE BROKEN FILL )
DRAIN LINE BY INSTALLER
( AS REQUIRED BY LOCAL CODES )
WATER INLET LINE
( BY INSTALLER )
CONCRETE SLAB
BACK FILL
( DIRT )
21"
533mm
MIN.
FROST LINE DEPTH
DEPENDANT ON
GEOGRAPHIC
LOCATION AND
LOCAL
REQUIREMENTS
36" MIN
67" MAX
12"
305mm
FILL LINE
MIN.
