• Specification Drawings

Choose from the options below to download specification drawings.









FORMAT:       

GIS Series

For commercial and industrial applications.

GIS-Series
Model Intermittent
Flow GPM		 Tapped
Inlet and
Outlet (in.)		 Static
Holding
Capacity (gal.)		 Greasy
Sludge
Capacity (lb.)		 Top to Center
of Outlet
A (in.)		 Bottom to Center Width
D (in.)		 Length
E (in.)		 Height
F (in.)		 Overall
Length
G (in.)		 Tapper
Internal
Vent +
(in.)		 Bottom
to Internal
Vent
(in.)		 Shipping
Weight (lb.)		 Number of
Covers
of Inlet
B (in.)		 of Outlet
C (in.)
GIS-30† 50 3 65 150 8 17.75 22 25 35 30 44 3 26 450 1
GIS-40† 75 4 75 180 8 17.75 22 30 35 30 44 3 26 663 1
GIS-50† 100 4 85 250 8 17.75 22 30 40 30 49 3 26 689 1
GIS-60† 150 4 150 375 13 22.5 27 36 45 40 59 3 34 1020 2
GIS-70† 200 • 6 225 500 14.75 29 35.25 36 52 50 76.63 3 44 1359 2
GIS-75 225 • 6 300 550 20.5 40 46.5 36 52 67 76.63 3 55 1448 2
GIS-80 250 • 6 400 625 21 39.5 46 42 61 67 85.63 3 59 1912 2
GIS-85 300 • 6 500 750 26.75 33.5 36.75 54 71 63.5 92.5 3 55 2611 2
GIS-90 350 • 6 600 850 20 37 43.5 54 71 63.5 95.63 3 55 2611 2
GIS-96 400 • 6 750 1000 17 40 46.5 54 80 63.5 104.63 3 55 2705 3
GIS-100 500 • 6* 800 1250 19.5 40 46.5 57 86 66 110.63 3 58 2994 3
GIS-200 750 • 6* 1100 1500 22.5 43 49.5 57 115 72 139.63 3 64 3218 4

LARGER UNITS AVAILABLE.
+ Internal vent connection is located on outlet wall, right-hand side of the outlet.
† Anchor flange requires 3" extension.
• 6" & larger – companion flange connection.
* Also available with 8" or 10" inlet and outlet.

Job Specification: Grease separators shall be Rockford Separators as manufactured by Rockford Sanitary Systems, Inc., Rockford, Illinois, and as noted on plans.

Separator Specifications: Furnish ____Rockford Model GIS-____ all-welded 1/4" steel separators, ____g.p.m. intermittent flow, ____" (tapped), (hubbed) inlet and outlet with tapped outlet vent connection, ____" tapped internal vent connection, ____lb. greasy sludge capacity, visible double-wall outside trap seal, non-removable separator screen with easily removable filter screen, removable heavy-duty cover of steel plate for on-the-floor or partially recessed installation, removable 3/8" nonskid diamond treadplate cover(s) for flush-with-floor installation suitable for pedestrian traffic, or reinforced for (light) or (heavy) traffic, secured with stainless steel flat head screws, heavy-duty leakproof gasket, OPEX® Shop Coat coating inside and bituminous coating outside.

Optional Features: Flashing flange with or without clamping ring, filter media, cover(s) with lift handles, integral extension to grade, epoxy coating. All stainless steel. Double-wall construction.

Screen Clearance

Model GIS- 30 40 50 60 70 75 80 85 90 96 100 200
Number of Covers 1 1 1 2 2 2 2 2 2 3 3 4
Screen Cleaning
Clearance (in.)		 15 15 15 15 21 24 29 29 29 29 38 38