Duke 96STFM User Manual

SUGGESTED SPECIFICATIONS FOR VENTILATOR MODEL

96STFM

Exhaust Ventilator to be SOUTHERN ENGINEERING SYSTEMS by Duke Mfg Co., model
96STFM, Type I, UL Listed, Hood Assembly for commercial cooking appliances and in compliance
with NFPA Bulletin 96.

Canopy

gutterless. Weld extraction chamber, plenum, and external seams and joints to form a liquid tight
construction. Polish stainless steel to a #3 finish.

Exhaust plenum Filter Housing to be same material as canopy, full length of section at the back.
Furnish stainless steel UL Listed grease filters, installed a 45 degree angle, full length of housing. Filter
housing to terminate at bottom in a pitched drip tray to accept gravity flow residue and drain to a
covered stainless steel container.

Grease Container constructed of 18-gauge stainless steel. Fabricate container so as to be easily
removed for daily cleaning.

Furnish Duct Collar, fully welded, in top of canopy within exhaust plenum area. Duct collar size based
on an average 1800 FPM air velocity.

Optional automatic Fire Damper constructed of 12-gauge steel within exhaust duct collar. Damper
operated by an externally mounted spring load mechanism and controlled by a fusible link.

Integral Make-Up Air furnished at front of ventilator shall be SOUTHERN ENGINEERING
Proprietary “Lazy Air” design. Outside shell constructed of 18-gauge stainless steel integrated with
canopy. Front face of canopy fitted with full height by full width 18-gauge stainless steel perforated
panels. Panels to have designed to distribute make-up air outward at low velocity. Front panels shall be
hinged at top to allow easy access to interior of make up chamber. Make-up air chamber fitted with an
interior diffuser baffle designed to provide even air distribution across the perforated surface. Top of
chamber to be fitted with a properly sized rectangular duct collar. Make-up air duct collar size to permit
80% supply air.

, constructed of 18-gauge stainless steel (where exposed) with bottom perimeter edges

Furnish Rod Hanger Brackets at front and center (as required) to suspend canopy from ceiling.
Furnish angle frame members at rear for fastening to wall.

Canopy shall be UL Listed and NSF approved. All equipment built in an ISO 9001:2000 approved
manufacturing facility.

2305 N. Broadway

St. Louis, MO 63012
Ph 314-231-1130
Fax [phone]

www.dukemfg.com

BY

"Your Solutions Partner"

5/07

Exhaust Requirements Make-up Air Requirements

CFM ________________ SP (“w.g.) _____________ CFM ________________ SP (“w.g.) ________

Duct Collar ________ “x ______________” Duct Collar ________ “x __________”

Fire Protection Lighting Fixtures

(Submit cooking equipment plan showing make (Not Available)

and model on equipment.)

 Ansul Wet #R-102

Optional Accessories

 Other ___________________________________  Enclosure paneling
 Internal Piping Only (Finished ceiling higher than 9’0”)
 Complete System  Fan switch
 By Others  Loose duct collars

NOTE: Fuel shut-off devices by others (unless  UL Exhaust Fire Damper
specified otherwise).

Shipping Wt. 100 lbs./Linear Ft.

COMMENTS/NOTES ___________________________________________________________________

DIFFUSER BAFFLES

18 GA. S.S. PERF. PANELING
HINGED AT TOP FOR ACCESS

22"

3'-6"

20"

4"

2'-0"

5'-6" A.F.F.

REMOVABLE S.S.

GREASE CONTAINER

2'-8"

" "

2"

8"

4"

3"

(OPTIONAL)

U.L. LISTED FIRE DAMPER

G.I. ANGLE AT REAR
FOR WALL MOUNTING

U.L. CLASSIFIED S.S.
GREASE FILTERS

19"

MAY

VARY

INTEGRAL 3" AIR SPACE

AT REAR