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The model ELP is a low proximity type
hood with optional rear discharge make-up air plenum (ELP-B). Hood
shall have size, shape and performance specified on drawings.
Construction shall be
type 430 stainless steel with a #3 or #4 polish where
exposed. Individual component construction shall be determined by
manufacturer, ETL, and NSF. Construction shall be dependent on the structural
application to minimize distortion and other defects. All seams,
joints and penetrations of the hood enclosure to its lower
outermost perimeter that directs and captures grease-laden vapor
and exhaust gases shall have a liquid-tight continuous external
weld in accordance with NFPA 96. Hood shall be wall type with a
minimum of four connections for hanger rods. Connectors shall
have 9/16" holes pre-punched in 1 ½" x 1 ½"
angle iron at the factory to allow for hanger rod connection by
others.
Ventilator shall be furnished with
stainless steel high velocity cartridge filters, supplied in size
and quantity as required by ventilator. The filters shall extend
the full length of the hood and the filler panels shall not be
more than 6" in width.
The hood manufacturer shall supply
complete computer generated submittal drawings including hood
sections view(s) and hood plan view(s). These drawings must be
available to the engineer, architect and owner for their use in
construction, operation and maintenance.
Exhaust duct collar to be 4" high
with 1" flange. Duct sizes, CFM and static pressure
requirements shall be as shown on drawings. Static pressure
requirements shall be precise and accurate; air velocity and
volume information shall be accurate within 1-ft increments along
the length of the ventilator.
The hood shall have:
- The grease drain system shall be
an enclosed integral part of the hood back and have slope
with an exposed, removable ½ pint grease cup to
facilitate cleaning.
- The hood shall be ETL Listed as
"Exhaust Hood Without Exhaust Damper", NSF
Listed and built in accordance with NFPA 96.
The hood shall be listed for 400° F cooking surfaces at 114 cfm per linear ft
and 600° F cooking surfaces at 160 cfm per linear ft.
Optional rear wall plenum shall provide
make-up air discharged below the cooking equipment. All seams
shall be welded and have stainless steel on exposed surfaces.
Unexposed surfaces shall be constructed of aluminized metal.
Plenum shall be insulated to prevent condensation and provide
required clearance for limited combustibles per NFPA 96
standards. Perforated diffuser plates shall be included in the
design, to provide even air distribution.
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