Internal Make-up Air Canopy for Light and Medium Duty Cooking Equipment CHINOOK Value Ventilation Internal MUA Filter model VAD Description: This internal make-up air canopy is designed to reduce exhausting large quantities of air from the conditioned space. Non-tempered make-up air is introduced under the hood reducing the amount of conditioned air removed from the building. The VAD hood model is suitable for use over 400 and 600°F commercial cooking appliances. This model is recommended for all projects where energy consumption is a factor or when adequate makeup 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 shall conform to NFPA 96 standards. All exposed welds are to be ground and polished to match the finish requirements. Canopy is to meet NSF standards for construction and UL 710 standards for operation. The internal make-up air louver shall be an extruded aluminum diffuser with 15 degree non-adjustable vanes spaced ½” apart. Exhaust hood shall have an integral capture curtain on front of the canopy to aid in the containment of heart, smoke, and grease laden vapors directional louvers to be the same as interior fresh air louvers. The hood supply plenum shall be lined with a 1” thick UL Listed foil backed insulation for prevention of condensation. The supply air shall pass through two perforated metal baffles for even air flow out of the louvers. 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. Canopy shall be supplied with UL Listed baffle type removable aluminum grease filters. Canopy is complete with UL Listed globe type incandescent light fixtures mounted on 36” centers. Grease troughs shall be easily removable and sloped to a removable grease cup. Standard Features: •Stainless steel construction where visible •UL Listed aluminum grease filters •UL Listed globe light fixtures mounted on 48” centers •3” Rear air space •Removable grease trough & cup(s) •Hanging brackets •1” Thick supply air plenum insulation •Extruded aluminum interior linear diffuser •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 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 15 PP SPEC1039 Rev. D Revised 05/09 Model VAD 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. Canopy is to have a minimum 6” overhang on all exposed sides and front leading edge of canopy to the perimeter of 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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