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®
LARGE SUMP FLOW CONTROLLED
ROOF DRAIN WITH PARABOLIC WEIR
R1200-F
Specification: MIFAB® Series R1200-F lacquered cast iron deep sump roof drain with anchor flange, large cast iron water proofing membrane
clamp ring with integral gravel stop, accuflow parabolic weir (specify -F1, -F2, -F3 for one, two or three slots), and standard self-locking polydome
strainer with a free area of 125 square inches.
Function: Used to control the flow of rain water off of the roof. Slotted weirs reduce the volume of water to the leader. Specify -F1, -F2 or -F3 for
one, two or three slots to attain the required limitation of volume. Flow performance per weir is 10 GPM per inch of water per slot.
15'' (381)
OPTIONAL CAST
IRON DOME
(SUFFIX-M)
SELF LOCKING
POLYDOME
STRAINER (A2-PD)
HARDWARE SET
(HS-1)
ACCUFLOW PARABOLIC
WEIR (SPECIFY -F1, -F2
OR -F3 FOR ONE, TWO
OR THREE SLOTS)
2 5/16” (59) WIDE
SERRATED
MEMBRANE CLAMP
AND GRAVEL STOP
(A2-C3)
7 1/2 ” ( 191 )
6 1/2” (165)
FOR CAST
IRON DOME
SERRATED
ANCHOR FLANGE
BODY
HEIGHT
(SEE CHART)
DEEP SUMP
PARTS:
A2 BODY
A2-PD
A2-F1,F2 or F3 WEIR
A2 BODY
OPTIONAL UNDERECK
CLAMP (A2-C3) AND
HARDWARE SET (HS-3)
(SUFFIX -U)
R1200-F Series
meets ASME
roof drain standard
A112.6.4-2003
PIPE SIZE
(SEE CHART BELOW)
Metric equivalents see chart below. (Dimension) Denotes Milimetres
OPTIONAL SUFFIX
F4.75
F6.25
F7.75
F9.25
PIPE SIZE
2” (51)
3” (76)
4” (102)
5” (127)
6” (152)
8” (203)
GPM PER INCH OF HEAD
4.75
6.25
7.75
9.25
NO HUB (STANDARD)
5 3/4” (146)
5 3/4” (146)
5 3/4” (146)
5 3/4” (146)
7 1/4” (184)
5 7/8” (149)
SUFFIX
-6
-11
-12
-12A
-12B
-13
-28
-30
-31
-81
-83
-90
-90NH
-B
-C
MAXIMUM FLOW GPM
28.50
37.50
46.50
55.50
PUSH ON (P)
5 1/2” (140)
5 1/2” (140)
5 1/2” (140)
5 1/2” (140)
5 5/8" (143)
N/A
Note: Deck opening - 10” (254) with
sump receiver - 15 3/4” (400)
HS-1
BODY HEIGHT
THREADED (T)
INSIDE CAULK (X)
6 1/2" (165)
6 1/2" (165)
6 5/8" (168)
6 1/2" (165)
5 1/2" (140)
6 1/2" (165)
6 5/8" (168)
6 3/4" (171)
5 5/8" (143)
6 1/2" (165)
N/A
(A7-8X body)
OPTIONAL VARIATIONS
SUFFIX
-E
-EG
-G
-HC
-JC
-M
P
T
-U
-U3
-V
-VG
-W-1
X
-XJ
-Z
Vandal proof dome (metal dome only)
Acid resistant epoxy coating
Galvanized metal dome
Galvanized body and membrane clamp
Galvanized metal dome and membrane clamp
Galvanized body, membrane clamp and dome
Stainless steel body (Type 304) (2”, 3”, 4”)
PVC socket connection body
ABS socket connection body
Rough bronze dome
Stainless steel mesh screen over dome
Threaded side outlet (2”,3”,4”)
No Hub side outlet (cast iron only) (2”, 3”, 4”)
Sump receiver
Secondary clamp
A2-C3
PVC (-30) / ABS (-31)
6 3/4" (171)
7 1/2" (191)
7 5/8" (194)
-
OPTIONAL VARIATIONS
Adjustable extension
Galvanized Adjustable extension
Stainless steel ballast guard
Adj. ballast guard with secondary clamp
S.S. ballast guard with secondary clamp
Metal dome
Push on outlet
Threaded outlet (2”,3”,4”)
Underdeck clamp
Underdeck clamp with cutaway side
Fixed Static Extension 2”, 3”, 4”
Galvanized fixed extension (2”,3”,4”)
Water proofing flange
Inside caulk outlet (2”,3”,4”)
Vertical expansion joint (see R1900)
Extended wide elastomeric flange
CALIFORNIA PROPOSITION 65 WARNING. This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.
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MIFAB® reserves the right to make changes in material and design without formal notice and obligation.
Page R14
USA: 1-800-465-2736 www.mifab.com CAN: 1-800-387-3880
2017-04-17