Duke HVXDSFM User Manual
SUGGESTED SPECIFICATIONS FOR VENTILATOR MODEL
HVXDSFM
Exhaust Ventilator to be SOUTHERN ENGINEERING SYSTEMS by Duke Mfg Co., model
HVXDSFM, Type I, UL listed, hood assembly for commercial cooking appliances and be in
compliance with NFPA Bulletin No. 96 Ventilator shall be high velocity, low volume, cartridge type
and have a nominal 95% grease extraction efficiency certified by an independent testing laboratory.
Canopy constructed of 18-gauge stainless steel (where exposed) with bottom perimeter edges
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 Cartridge Housing to be same material as canopy, full length of section at the
center. Furnish
installed horizontally. Cartridge housing to form a high-velocity slot. Inserts to lift out using tool
provided exposing access to plenum chamber for easy cleaning. Bottom of exhaust plenum to be
formed into a pitched gutter to accept gravity flow residue and drain to a covered stainless steel
container.
Grease Container constructed of 18-gauge stainless steel having a maximum capacity of one gallon.
Fabricate container so as to be easily removable for daily cleaning. Removal of container exposes 11/2” ID stainless steel tube to allow capture of cleaning solution when hood and duct system are
cleaned.
SOUTHERN ENGINEERING stainless steel self-draining cartridge inserts,
Furnish Duct Collar, fully welded, in top of canopy within exhaust plenum area. Duct collar size based
on an average 1800 F.P.M. air velocity.
Optional automatic exhaust Fire Damper constructed of 12-gauge steel within exhaust duct collar.
Damper operated by an externally mounted spring-loaded mechanism and controlled by a fusible link.
Integral Make-Up Air furnished at front of ventilator shall be SOUTHERN ENGINEERING
SYSTEMS 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 be designed to distribute make-up air outward at a 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 properly sized rectangular duct collar. Make-up air duct collar
sized to permit up to 85% supply air.
Furnish UL listed, NSF listed, vapor proof incandescent Light Fixtures (optional) installed on 3’ to 4’
centers. Fixtures to be completely inter wired to a junction box and left ready for final connection to
power source. Field connections, light switch and bulbs by applicable trades.
Furnish Rod Hanger Brackets at front and center to suspend canopy from ceiling.
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
Fax314-231-5074
BY
"Your Solutions Partner"
www.dukemfg.com
6/07
Exhaust Requirements
Make-up Air Requirements
CFM ________________ SP (“w.g.) _____________ CFM ________________ SP (“w.g.) ________
Duct Collar ________ “x ______________” Duct Collar ________ “x _________”
Fire Protection Lighting Fixture (UL listed)
(Submit cooking equipment plan showing make Globe incandescent (100W)
and model on equipment.) Recessed incandescent (150W)
Ansul Wet #R-102 Recessed fluorescent
Other ___________________________________ Light switch
Internal Piping Only NOTE: Incandescent lights are located
Complete System on approx. 4’ centers. Fluorescent
By Others fixtures are 3’ (50W) and 4’ (64W)
NOTE: Fuel shut-off devices by others (unless specified
Optional Accessories
otherwise). Enclosure paneling
(Finished ceiling higher than 9’0”)
Fan switch
Loose duct collars
Shipping Wt. 200 lbs./Linear Ft. UL Exhaust Fire Damper
COMMENTS/NOTES ___________________________________________________________________
U.L. LISTED FIRE DAMPER
3/8" DIA. G.I. ROD HANGERS
FURNISHED BY OTHERS
DIFFUSER BAFFLES
18 GA. S.S. PERF. PANELING
HINGED AT TOP FOR ACCESS
INCANDESCENT LIGHTS
(FLOURESCENT LIGHTS OPTIONAL)
BULBS NOT INCL.
2'-6"
6'-6" A.F.F.
(OPTIONAL)
15"
15"
"
REMOVABLE S.S.
GREASE CARTRIDGES
REMOVABLE S.S.
GREASE CONTAINER
2"
"
2'-0" 6"
'- "
"
FIELD JOINT
'- "
(60" - 72" STD)
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