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Internal Make-up Air Canopy
for Light to Medium Duty
Cooking Equipment
CHINOOK Value Ventilation Internal MUA Filter model VIS
Description:
This internal make-up air canopy is designed to
reduce exhausting large quantities of air from the
conditioned space. The model VIS is UL 710 Listed
for use over 400 and 600°F cooking appliances.
This model is recommended for all projects where
energy consumption is a factor or when adequate
make-up air is not available from the heating and
cooling system.
Specifications:
A double shell, internal make-up air canopy of Type I construction. Canopy shall be constructed of stainless steel on all exposed
surfaces and aluminized steel on all non-exposed surfaces. Canopy shall have all welded exterior joints and seams and
construction shall conform to NFPA 96 standards. All exposed welds are to be ground and polished to match finish requirements. Canopy is to meet NSF standards for construction and UL standards for operation. The internal make-up air shall be introduced
inside the hood through a full length internal slot. The hood supply plenum shall be lined with 1” thick foil backed insulation for
prevention of condensation. A UL Listed fire damper and air volume damper in the supply collar shall be supplied by the factory
and may be installed in the field if required. Grease trough(s) to be easily removable and sloped to removable grease cup(s). UL
Listed removable baffle style aluminum grease filters running the full length of canopy. Canopy to come complete with UL Listed
globe style incandescent light fixtures mounted on 36” centers. Standard Features:
•Stainless steel construction where visible
•UL Listed globe light fixtures on 48” centers
•3” Rear air space
•Removable grease trough & cup(s)
•Exhaust and supply collars installed
•Fixed location hanging brackets
•1” Thick supply air plenum insulation
•UL Listed aluminum baffle grease filters
•UL Listed fire damper in supply collar
•Air volume damper in supply collar
Optional Accessories:
1055 Mendell Davis Drive, Jackson, MS 39272
888-994-7636, unifiedbrands.net
Please reference our website for the most
updated product information and specifications.
All stainless steel construction
UL Listed stainless steel grease filters
14” Utility cabinet
Insulated 3” air space
Electrical control panel
Pre-plumbed fire suppression
Stainless steel top enclosures
Light and fan switch
Recessed fluorescent light fixtures
Recessed incandescent light fixtures
Stainless steel wall panel
Stainless steel side skirts
Melink Intelli-Hood® system controls
Exhaust fan / cooking equipment interlock control
UL Listed exhaust volume damper available on
all units with (2) exhaust collars
Avtec CHINOOK Value Ventilation, Page 14
PP SPEC1038 Rev. D
Revised 05/09
Model VIS
Light Duty Temperature Cooking Equipment – 400°F (Light duty ranges, roasters, ovens, steamers, etc.)
Medium Duty Temperature Cooking Equipment – 400-600°F (Rotisseries, ranges, grills, fryers, etc.)
Heavy Duty Temperature Cooking Equipment – 600°F (Gas char-broilers, woks, upright broilers, etc.)
Length
4’-0”
5’-0”
6’-0”
7’-0”
8’-0”
9’-0”
10’-0”
11’-0”
12’-0”
13’-0
14’-0”
15’-0”
16’-0”
400 Degree Light Duty
Cooking Equipment
Exhaust CFM
CFM @
Duct Collar
.625 SP
1100
8 x 14
1375
8 x 16
1650
8 x 18
1925
8 x 22
2200
8 x 24
2475
10 x 22
2750
10 x 24
3025
10 x 28
3300
12 x 30
3575
2-10 x 16
3850
2-10 x 18
4125
2-10 x 18
4400
2-10 x 20
400-600 Degree Medium Duty
Cooking Equipment
Exhaust CFM
CFM @
Duct Collar
.75” SP
1300
8 x 14
1625
8 x 18
1950
10 x 18
2275
10 x 20
2600
10 x 24
2925
12 x 22
3250
12 x 24
3575
12 x 26
3900
12 x 30
4225
2-10 x 20
4550
2-10 x 20
4875
2-12 x 18
5200
2- 12 x 20
600 Degree Heavy Duty
Cooking Equipment
Exhaust CFM
CFM @
Duct Collar
1.00”SP
1400
10 x 12
1750
10 x 16
2100
10 x 18
2450
10 x 22
2800
10 x 24
3150
12 x 22
3500
12 x 26
3850
12 x 28
4200
12 x 30
4550
2-10 x 20
4900
2-10 x 22
5250
2-12 x 20
5600
2-12 x 22
Supply CFM
CFM @
.375”SP
800
1000
1200
1400
1600
1800
2000
2200
2400
2600
2800
3000
3200
Duct Collar
12 x 12
10 x 16
12 x 18
12 x 24
12 x 24
10 x 30
10 x 40
2-10 x 20
2-10 x 20
2-10 x 30
2-10 x 30
2-10 x 30
2- 10 x 30
Note: Greater exhaust and/or lesser supply air flow rates may be required for each specific installation to obtain complete vapor and smoke removal.
Note: Hoods over 12’-0”in length require two exhaust duct collars. Exhaust collar sizing is based on an average range of 1600FPM. Duct collars are
located on centerline of canopy, unless otherwise specified. Hoods with double collars have them located on ¼” lines hood length lines. Canopy is to have
a minimum 6” overhang on all exposed sides and front leading edge of canopy to the perimeter of the cooking equipment surface.
1055 Mendell Davis Drive, Jackson, MS 39272, 888-994-7636, unifiedbrands.net
© 2009 Unified Brands. All Rights Reserved. DOVER® and the DOVER® Logo are registered
trademarks in the United States [and various other countries] of Unified Brands, a
wholly-owned subsidiary of Dover Corporation.
NFPA-96
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