Grease Separators

Grease separators shall be Rockford Separators as manufactured by Rockford Separators, Inc., Rockford, Illinois, and as noted on plans.

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.

NOTE

These are designed for commercial and industrial applications.

+ 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.

LARGER UNITS AVAILABLE.
Model Intermittent Flow GPM Tapped Inlet and Outlet Static Holding Capacity (gal.) Greasy Sludge Capacity Top to Center of Outlet A (in.) Bottom to Center of Inlet B (in.) Bottom to Center of Outlet C (in.) Width D (in.) Length E (in.) Height F (in.) Overall Length (in.) Tapped Internal Vent + (in.) Bottom to Internal Vent (in.) Number of Covers Screen Cleaning Clearance Shipping Weight (lb.) PDF Specification Drawing CAD Specification Drawing
GIS-60† 150 4 150 756 13 22.5 27 36 45 40 59 3 34 2 15 1020
GIS-70† 200 • 6 225 1134 14.75 29 35.25 36 52 50 76.63 3 44 2 21 1359
GIS-75 225 • 6 300 1512 20.5 40 46.5 36 52 67 76.63 3 55 2 24 1448
GIS-80 250 • 6 400 2016 21 39.5 46 42 61 67 85.63 3 59 2 29 1912
GIS-85 300 • 6 500 2520 26.75 33.5 36.75 54 71 63.5 92.5 3 55 2 29 2611
GIS-90 350 • 6 600 3024 20 37 43.5 54 71 63.5 95.63 3 55 2 29 2611
GIS-96 400 • 6 750 3780 17 40 46.5 54 80 63.5 104.63 3 55 3 29 2705
GIS-100 500 • 6* 800 4032 19.5 40 46.5 57 86 66 110.63 3 58 3 38 2994
GIS-200 750 • 6* 1100 5544 22.5 43 49.5 57 115 72 139.63 3 64 4 38 3850